Caroline

This page lists questions and answers that were posted by visitors named Caroline.

Questions

The following questions were asked by visitors named Caroline.

Solve by using the substitution method 1.x=-3y+4 and 3x+9y=12 3(-3y+4)+9y=12 -9y+12+9y12 0=0 x=-3(0)+4 x=4 Would there be infinite solutions or would it be (0,4)? 2. x=3y-1 and 2x-6y=-2 2x-6y=-2 2(3y-1)-6y=-2 6y-2-6y=-2 0=0 x=3y-1 x=3(0)-1 x=-1 Would ther...

I have to use the substitution method to solve the system of equations. 4x-y=9 and 2x+3y=12 I worked this problem myself and could not find a possible solution. So I put that it is inconsistent. Is that correct? If not could you please help me?

Where do most Ancient Egyptian work?

Jake has a 3 foot long peice of wood that he wants to make into a triangular frame. He cuts a peice off of the board that is 1 foot 5 inches long. From the remaining board he cuts off another peice that is 7 inches long. He now has 3 peices of wood. Will...

Bess filled a syringe with water and left it by the sink in the sunshine. Ten minutes later she saw a puddle of water under the syring tip so she thought it was broken, but it wasnt. What do you think caused the little puddle of water to appear under the...

express the area of each triangle as a monomial. 10. height-2n^2 base- 5n^3 11. height- 4ab^5 base- 3a^4b

How do I simplify (-2b^3)^4-3(-2b^4)3 ?

What effects does mining have on the environment? what are the pro's and con's of mining?

what is the notion for subsequent multiple authors in a citation

I need help with the problem: A is a constant such that the graph of the equation Ax-3y=6 passes through the point (1,-3). Find A.

Can you help me with this problem: Find a formula for the distance from the point (X1, Y2) (The numbers next to X and Y are like X sub 1, Y sub 2...)

Please help with this problem!! Assume a, b and c are positive integers such that c cubed=a squared-b squared. If c is the least odd integer for which this is true, what is the least possible value of b?

Please help with this problem! Brandon wishes to fence in a rectangular area of his lawn for his rabbit. If the measure, in feet, of each side of the enclosure is a positive integer and the perimeter of the enclosure is 70 feet, what is positive differenc...

Please help with this problem! What is the positive three-digit integer that is four times the product of its digits?

Please help with this problem! Planet Pemdas is a perfect sphere that does not rotate. If a rocket flies in a path following the circumference of Pemdas, and maintains a constant altitude of 25,000 feet above the surface for one orbit, how many more feet...

When dilute nitric acid was added to a solution of one of the following chemicals, a gas was evolved. This gas turned a drop of limewater, Ca(OH)2, cloudy, due to the formation of a white precipitate. The chemical was.... a. the household ammonia NH3 b. b...

Does anyone know what kind of education a Medieval Princess received? I know they didn't get as much as boys and learned more about the arts, manners, and such...but I need like a source where I can read about it more. Could anybody give a website that co...

functions f(x)=rad. x-9 write the intervals of the functions. How do I put the set of numbers in the form of intervals such as infinity. I solved it and got the answer as this: x < or = 9 (infinity,9] Please help me, I am stuck.

Hi! Could anyone tell me what "Je ne deteste pas" means?

What does "Quelle est la date de son anniversaire" mean? I think it means "What is the date of his/her birthday?" Is that correct?

The path of a rocket fired during a fireworks display is given by the equation s(t)=64t2,( t do the 2nd power) where t is the time in seconds and s in the height in feet. What is the maximum height in feet the rocket will reach? In how many seconds will t...

A mixture of gas contains 1.25g of N2, 1.25g of O2, and 1.25g of He in 2.50 L container at 25 C. Find the partial pressure of N2 in the container?

Why was the Parthenon, Theater of Dionysus, The Temple of Delphi, The Agora, and the Marble Shop important to Ancient Greeks in Athens?

spacial area.I don't get it!!!!

A daredevil is shot out of a cannon at 45.0° to the horizontal with an initial speed of 28.0 m/s. A net is positioned a horizontal distance of 51.0 m from the cannon. At what height above the cannon should the net be placed in order to catch the daredevil...

find the nth term A1=6, d-3, n=10

I am having a difficult time classifying this sentence: Did Clint's son change the damaged tire on their car? Please help! Thanks!

How do you classify this sentence? (Shurley English) Did Clint's son change the damaged tire on their car?

Please help classify each word in the following sentence: Put some cheese slices and bread on your plate. Thanks!

If there is 31-days in Janurary, and the first day begin on Thursday. How do I determine four weeks and seven days. Do I count the first three days as week one. Followed with the remaining three weeks.

I am trying to figure out how to work this problem and need help. Q How many 2X6 pieces of 16 ft x 5 1/2 ins. for a porch that measures 16ft x 14ft? I changed the mixed number to an improper fraction (11/2) and found the area (224). 11/2 x 224/1

I set this problem up as 500-2X=3,400 Marys monthly salary is $500 less than twice her daughter's salary. Together they earn $3,400 each month. How much is the daughter's salary. ans-1,300 500-500-2x=3,400-500 2x=3,100 2x/2=3,100/2 what am I missing

jerry is 6 more than 3 times as old as his son.together they are 46 yrs old. how old is jerry. ans -36 I set up problem 6+3x=46 to start?

I don't know how to begin this one-help Janie bought 2 pairs of identical jeans at a sale.she paid regular price for the 1st pair and paid half price forthe 2nd pair.if the the total cost was $45.00,what was the regular price of the jeans? 2x-1/2x=45 ??

a concrete area measures 20ft on each side. the concrete slab will be 8 inches deep. how many cubic feet of concrete will be needed? my set up is 20 x 20 + 32 ????

50=3(s = 16)- 2(s - 2) I tried 3s+2s - 48-4 = 50 5s - 44 -44 = 50 - 44 am I on the right track ???

5(2x - 10)/2 + 14 = 19 Tried working this, need help-please 5x-50/2 or 10x - 50/2

what is the difference between 16/1 and 1/16 as fractions ?

I am working a percent change word problem- 340 employees total and 56 laid off.? percent of decrease in employees. 340-56= 284 284 divided by 340 = 0.835 = 83% the book has an answer of 16% what am I missing or is the book incorrect?

A steady wind blows a kite due west. The kite's height above ground from horizontal position x = 0 to x = 60 ft is given by y = 150 − 1/40(x − 50)^2. Find the distance traveled by the kite. (Round your answer to one decimal place.) THe answer is supposed...

The given curve is rotated about the y-axis. Find the area of the resulting surface. y = 1/4x^2 − 1/2ln x, 4 ≤ x ≤ 5 The answer is supposed to be 64/3*pi

Find the total mass of the triangular region with coordinates (-1,0),(0,4),and (1,0). All lengths are in centimeters, and the density of the region is (x)=5+x grams/c^m2. I know that to get the total mass i have to do density* lenght and ingegrate, but I...

I know I posted this problem earlier but I don't think it will be seen anymore since it's almost at the end of the page: Find the total mass of the triangular region with coordinates (-1,0),(0,4),and (1,0). All lengths are in centimeters, and the density...

Prove these identites I really need help with these I don't understand how to do them !!!! sin^2+tan^2=sec^2-cos^2 sin^2 sec^2 +sin^2=tan^2+sin^2

what could be an example of something that is urgent but is not important? and something that is important but not urgent? these questions refer to daily actions or well any actions, i have absolutely no idea how to answer that. Sure doesn't urgent and im...

I have to write a few paragraphs on the changes in the skills (both positive and negative) that enhance learning. Now, I wrote a good bit on the positive changes such as improvement in the IT skills, communication, time management etc but what could be th...

hey, I have to write an essay about ''challenges posed by differing concepts of health held by healthcare professionals and the general public'' I don't really know what to talk about. I started by explaining what health is but what challenges might be th...

What is another way to say 'make an informed choice'?

What would be some examples of dilemmas which affect the health promoting work of the podiatrist?

the mass of the crucible is 19.73 g fill the crucible with CuSO4 which was 26.44 g Heat the crucible until the water is released it weighed 23.40 g So now, how many moles of water is removed? The number of moles of CuSO4 that after dissolution rest? deter...

6X^(2/3)-5X^(1/3)-6=0

6X^(2/3)-5X^(1/3)-6=0

(2x+3)^(1/2)=4 (5x-5)^(2/3)=16

Absolute Value Equations Will someone please check to see if I am doing this correct? 1.|7x+2|=10 x= (8/7) or (-12/7) 2.|3x-5|=-1 I got "no solution" because "d" cannot be negative. 3.|x^2-2x-16|=8 x= 6,-4 or x=4,-2 4.|3x-2|=7 x= 3 or (-5/3) 5.|x^2+2x+1|=...

A differentiable function f(x,y) has the property that f(2,2)=2 and fx(2,2)=1 and fy(2,2)=2. Find the equation of the tangent plane at the point on the surface z=f(x,y) where x=2, y=2.

I turned these in and my teacher said all my answers were wrong. I'm so confused because when I go through my chapter it says differently.Can someone please help?! A. Supply the correct form of the adjective. 1. rojo Hay una pluma _____ encima de la mesa....

Driving down Bald Mountain in Wyoming, Bob dean finds that he descends 1600 feet in elevation by the time he is 2.5 miles (horizontally) away from the high point on the mountain road. Find the slope of his descent (Hint: 1 mile = 5280 feet) After converti...

State the domain and range of the relation y = 2x + 3 My answer: y= 2x+3 y= 2(1)+3=5 domain: 1 range: 5 This is how my book showed me how to do it. I just wanted to make sure I did it right. If not could you please give me an example?

Could you please explain how to use a matrix (matrices) to solve a system of linear equations (two variables)? My book doesn't explain it in a way I can understand. Please and thank you.

An archer aims an arrow precisely horizontally over a large, flat field and lets it fly. At the same instant, the archer's watchband breaks and the watch falls to the ground. Does the watch hit the ground before, at the same times as, or after the arrow h...

Simplifying Complex Fractions [(x+3)/12] / [(4x-5)/15] [(x+3)/12] x [15/(4x-5)] (x+3)5/4(3x-5) (5x+15/12x-20)<-- final answer Did I do this right. If not could you please explain how to do it correctly

How would I write this in exponential form? log(3)1/27= -3

Susan owns a chocolate store. She sells her chocolate by the gram and needs to compare the weights of two chocolate batches. She randomly selects 100 pieces from each batch. The distrubition of both samples are normal. Batch 1 - (Mean Weight) 56 grams Sta...

Gertrude and Ernest received their typing results. The results are normal and are shown below. Types Of Errors per Page Gertude - (Mean) 10 Standard Deviation- 1 Ernest - (Mean) 10 Standard Deviation- 4 Which statement is true? A. Gertrude probably has mo...

An airplane pilot wishes to maintain a true course in the direction 250° with a ground speed of 400 mi/hr when the wind is blowing directly north at 60 mi/hr. Approximate the required airspeed and compass heading

Nicole throws a ball straight up.Chad watches the ball from a window 5meters above the point where Nicole released it . The ball passes Chad on the on the way up, and it has a speed of 10m/s as it passes him on the way back down.Determine how fast Nicole...

I have some white and black marbles in a box. There are 30 white marbles. There are 14 more white marbles than black marbles. How many black marbles do I have?

I'm having trouble understanding how to do complex fractions.. My book doesn't explain it very well.. 12. (x+3/12)/(4x-5/15) 14. (2/x^2 + 1/x)/(4/x^2 - 1/x) 16. (1/y + 3/y^2)/(y + 27/y^2) If you could please explain how to begin the process I would apprec...

Could someone check my answers? 27. (16/9)^2/3 = 64/27 28. (49/25)^3/2 = 343/125 31. (-64)^2/3 = 8 32. (-8)^-4/3 = 1/16 or -1/16

Cultures often develop along with science and ____________.

I'm having problems understanding how to do these problems. 25. 32^(2x-3)=2 27. 1/4= 2^3x 29. 9^x=27 33. 81^(x-1)= 27^2x

Could someone check my answers? 25. 32^(2x-3)=2 Answer- x= 8/5 26. 9^(2x+1)=81 Answer- x= 1/2 27. 1/4=2^3x Answer- x= -2/3 28. 1/27=3^2x Answer- x= -3/2 29. 9^x=27 Answer- x= 3/2 30. 32^x=4 Answer- x= 2/5 31. 27^(x+1)=9 Answer- x= 1/2 32. 125^(x-2)=25 Ans...

My book doesn't explain how to do these problems.. The examples they tell me to refer to have no relevance whatsoever. Any help would be appreciated. Use the power property to rewrite each expression. 17. log_3(x)^2 18. log_2(x)^5 19. log_4(5)^-1 20. log_...

45. log b sqrt 7x 46. log b sqrt (3/y) Could someone please explain these?

I'm currently working with parabolas, and I'm not sure if I am doing this specific problem correctly.. 12. x= y^2-6y+6 y= -b/2a = 6/2(1)= 6/2= 3 x= (3)^2+6(3)+6 x= 33 y=3 (33,3) <--- what I graphed

I'm having trouble with this problem because I'm not sure what to do with the 1.. 21. (x-5)^2+(y+2)^2=1 (x-(5))^2+(y+2)^2= ???? center= (5,2) radius= ???

Which of the following is NOT a Gothic element in this novel? A. the low, demonic laugh in the hall at midnight B. strange laughter in a hidden, upstairs room C. the mysterious fire in Rochester’s bedroom D. the young Jane’s growing love for the older, mo...

I'm having trouble with these problems.. Could someone please explain how to find the domain of either of these functions? 3. f(x) =(x-2)/(x^2+6x+8) 7. g(x)= sqrt[(9)/(x+3)]

Could someone check these? I'm finding the magnitude for 5 and 6. 5. v=3i+j My magnitude is 3.16 6. v=2i+3j My magnitude is 3.61 For 22 and 23 I'm finding each specified vector or scalar. u=2i-5j, v=-3i+7j, w=-i-6j 22. v+w answer: -4i+j 23. u-v answer: 5i...

I am having a really hard time figuring this question out, would somebody be able to help me? Imagine a giant dry-cleaner's bag full of air at a temperature of -35∘C floating like a balloon with a string hanging from it 12km above the ground. Estimate wha...

If you can buy three raffle tickets for $5, how many tickets can you buy for $55? I need to know to different ways to solve this problem...

I am a closed shape made of 6 line segments. I have 2 angles less than a right angle and no right angles. What shape am I? Draw an example in the workspace.

What is 8% of 15?

Write the balanced net ionic equations for the reactions of the halogens with copper metal. The halogens are oxidizing agents and the copper metal is a reducing agent. a) Bromine (Br2)+copper metal (Cu) b) Iodine (I2) + copper metal (Cu) Based on your obs...

Can you please check my work and help me with the parts that I don't understand? For each event, choose the most appropriate term and solve the problem. 1. In a sweepstakes with nine hundred entries, the first winner selected receives the grand prize, the...

Will you please check my work? :) Choose ALL (if any) applicable terms for the events described, then calculate the probability of the events. Jason has a cube with colored sides: red, orange, yellow, green, blue and purple. 1. Rolling a red or a primary...

Can you please check my work? A city planning committee surveys 100 people waiting at a bus stop about the expansion of the public transportation system. Is this an example of a: random sample, systematic sample, self-selected sample, convenience sample,...

1. Suppose you earned 8t - 3 dollars on Monday and 6t + 5 dollars on Tuesday. What were you total earnings? Simplify your answer. A) 2t + 2 B) 2t - 8 C) 14t + 2 D) 14t - 8 Answer: A 2. f^2 • f^4 A) (2f)^8 B) (2f)^6 C) f^8 D) f^6 Answer: D 3. 100^12/100^8...

Hi, I am doing a geology course and I am really struggling with the topography graph. Currently, I am doing a test/quiz that involves me finding out what the contour interval is,the elevations of lines, and so on. I have tried looking back over the inform...

A 1200 kg car is moving at 95 km/h when the driver notices a deer down the road. He immediately moves his foot toward the brake pedal, taking only 0.50 seconds before the car starts slowing down. The brakes cause a net force of 2400 N (backwards) on the c...

A piece of an aluminum can was cut into small pieces. Then 0.422 g of the chips from the can was used to prepare potassium alum according to the procedure we used. Calculate the theoretical yield (in g) of potassium alum that could be obtained in the reac...

A student was isolating copper metal from a copper salt. If the student started with 1.255g of copper (II) sulfate how many grams of copper solid would you expect them to recover?

A student analyzing 2.000g of Epsom Salt found that it contained 39.0% by mass water. What is the hydration number for this sample?

A 500 mL flask has a measured volume of 586.0 mL. A 0.608g sample of an unknown vapor occupies the flask at 373K at a pressure of 0.981atm. Assume the vapor behaves ideally. What is the molecular weight of the unknown vapor?

A gas is allowed to expand at constant temperature from 4.274L to 6.877L against an external pressure of 1.977 atm. If at the same time the gas absorbs 773 J of heat from the surroundings, what is Delta E for this process? (Note: Pay attention to units; 1...

is there another way of saying better understand? the snetence im trying to write is "imagery can also help the reader to better understand the poem thus the reader is able to ...(is it appropriate to write better understand again here?)"

Answers

The following answers were posted by visitors named Caroline.

Thank you so much.

yes but in the first one (#10) the 1/2 and the 2 is not included. I don't know what to do with that.

stereotyping can affect grop relations in a negative manner because the thought of being labelled as some particular group sets in which spoils the relations of groups with each other.thius is when a grop is stereotyped as being inferior or less than anot...

I needed it for APA Format

I am doing the EXACT same homework x i need at least 3 or 4 physical &+ Chemical changes :s I don't get it !!!! x PLEASE HELP !

Thank you so much!! That really helped. Any more links would be very helpful [:

Okay, I'll be sure to check them out! Thanks for your help!!

What do u call a the nubers that cannot be arranged be a 2-ray array???? I need help plz!! =(

Thank you so much!! Also, what does "Quelle est la date de son anniversaire?" mean? I think it means "What is the date of his/her birthday?" Is that correct? Thanks!! :)

Those two lines mean the absolute value of. So if it was |-2|, the absolute value of |-2| would be 2. I hope that helps! :)

The path of a rocket fired during a fireworks display is given by the equation s(t)=64t2-16t2,( t do the 2nd power) where t is the time in seconds and s in the height in feet. What is the maximum height in feet the rocket will reach? In how many seconds w...

aww i like it thanks sooo soo soo muchhh!! <3

I am relieved to know that more people are having this problem. I can't find any info either. I too have been working on it for weeks. I am two tests ahead but can't turn it in because of this paper that is impossible. Goodluck to you all.

what are the PROBLEMS for this page? I lost mine :(

so x + 6+3x =46 4x + 6-6 = 46 - 6 4x/4 = 40/4 x = 10 ???? it should be 36 what am I missing?

4x divided by 4 = x 40 divided by 4 =10

I see what you are saying, but how do I work this problem using the percent increase/decrease formula ?

What I did was: INT (-1,0) (4x+4)(5+x) dx INT 4x^+36x+20 I integrated and got (4/3)x^3+18x^2+20x and evaluated from -1 to 0 and got 10/3 g and then from 0 to 1 and got 118/3 grams added and got 128/3 g and that's not the answer. What am I doing wrong?

I get the same answer...

I meant the same final answer, because now I get 28/3 and 100/3

exactly, it seems very confusing. Well the question states : write a few paragraphs highlighting changes (both positive and negative) that enhance learning -- i missed that day at school but i was told the question is referring to the skills and i just do...

hmm yeah but this relates only to physical health, what about other concepts of health such as emotional, social, spiritual, mental etc

D. Porphyro's and Madeline's fathers were enemies.

I'm pretty sure 5 is right. I think the answer would be "altitudes". Which isn't a choice.

Ms.Sue thanks for sending it to the expert. And SraJMcGin thanks so much for taking a look at it and helping me. I'm going to speak with her. Thanks so much and sorry about the separated answers.

What they did in their example is substitute x with one. I wasn't exactly sure why they were doing that so I came on here in hopes that someone could better explain it. Thank you!

I think it is gravity but its probably wrong because I suck at science and I get like B's and hardly A's

*** final answer 3+5/4(3x-5) 3+5/12x-20

B. An individual can learn using only his or her preferred learning style.

Thank you both!

For ques. #2 i have (b) is that correct Ms Sue?

Thank you for your help

Jane Eyre. And I was leaning towards B because when I think of gothic elements I think of words like demonic, fiery, passion/love, mystery...

Ms. Sue? Can you help me with this?

So I got 251.5 Is that right? And thank you so much!

Never mind! I didn't change my R to kJ

f=e^(-Ea/RT) f=e^(-151.0/(8.314e-3 x 292)

.0955molacid*.030L weak acid= .002865 mol acid/.1233 mol base= .02325 L base/2=11.62mL I got confused once I found my moles of acid, did I finish it correctly?

Thank you!! I got 15.6%!

Okay... Odysseus needs to reconnect to his family for the sake of his own identity and for the sake of his family and the people of Ithaca. Is this still too vague? Could this be considered an argument?

Thank you for your help.

That is part of what I am confused about. This is all I have, plus the half eqs, [Sn]2+ + 2e- <-> Sn (s) V -0.13 and [Pb]2+ + 2e- <-> Pb (s) V -0.126

I figured it out Solid Cylinder: v = sqrt 4gh/3 Hollow Cylinder: v = sqrt gh Hollow Sphere: v = sqrt (6/5)(g)(h) Solid Sphere: v = sqrt (10/7)(g)(h)

I thought so. Thank you again.

the outsiders// more 7th stargirl// good for both holes// both hope this helps a bit!!

B. the conquest and disease brought by Europeans changed the native American way of life forever.

I got 100% *credit to haylee* 1. B 2. C 3. B 4. D

I got 100% the correct answers are 1. A 2. B 3. C 4. B :-)

which term best describes the role carbon plays in the structure of compounds present in living things? A- a somewhat important role B- a fundamental role C- a minimal role

i got the answer now thanks for nothing

Thank you for having this posted! My 7th grader had this exact problem and neither one of us could understand it.

I need help on career choices please

a)84-15=69 Area=69x b) 3x^2(84-pi)

Y'all take forever to answer

I answered primary email because if someone got into it they could access important emails from your bank or other financial institutions. Thats the correct answer.

What do you mean ?

Thanks ms. Sue !!

2! I have the same HW!

The answer is b

I need help on a question, How did the dictatorship of Cincinnatus differ with that of Julius Caesar?

The impact of risky teenager behaviour on others by referring to the following spheres of wellbeing social,physical,emotional

Suggest practical solutions on how any Five of the youth risk behaviors 'which you have investigated can be addressed/reduced

If you need the scale reading in kg just divide the force by g