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September 3, 2016
Find K if the lines 3x-5y=9 and 2x+key=11 are a) parallel and b) perpendicular
So for A) I have to find the slope, so would I set
3 answers
asked by
Yaga
5,384 views
Which statement about the product is true?
7.56*6.7 ̅? a)the product is irrational b)the product is rational** c)the product is
3 answers
asked by
Hello
4,887 views
a businessman purchased certain items worth rs. 1200 and after selling some items at the end of the first day made a profit of
2 answers
asked by
vipul
4,813 views
From the data below, calculate the total heat (in J) needed to convert 22.00 g of icea t -6.00 C to liquid water at 0.500 C.
melt
1 answer
asked by
Dean
4,692 views
Suppose you have Avogadro\'s number of mini marshmallows and use them to cover the state of California which has a land area of
2 answers
asked by
Alisha
4,472 views
If a storage tank is holding 450 litres when it is
three-quarters full, how much will it contain when it is two-thirds full?
9 answers
asked by
Andre
4,004 views
A sum of money is shared among three brothers. The eldest receives 7/13 of it and the 13 next receives 2/3 of the remainder. If
1 answer
asked by
Saba
3,725 views
An airplane with a mass of 1.20x10^4 kg tows a glider with a mass of 0.60x10^4 kg. if the airplane propellers provide a net
3 answers
asked by
HiMyNameIsRandy
3,381 views
There are 42 pupils in a class. 3/4 of the boys and 2/3 of the girls travel to school by bus. The total number of boys and girls
4 answers
asked by
Saba
3,158 views
What substance is acting as the Brønsted-Lowry base in the forward reaction below?
H2O + NH3 yields NH4+ + OH-
1 answer
asked by
MONICA
2,687 views
James uses 1/3 of his land for growing durians, 1/4 for bananas, 3/8 for guavas and the remaining 9 hectares for mangoes. What
12 answers
asked by
Saba
1,556 views
Given the four rational numbers below, find the greatest difference and the greatest product using two of the numbers for each
4 answers
asked by
Wossum
1,552 views
Amy, Siti and Tina have a total of 730 story books. Tina has 50 more books than Amy. Amy has 70 books more than Siti. How many
1 answer
asked by
Jac
1,516 views
A guy wire is attached on the ground 100 feet from the base of the tower. The wire is also attached to the top of the 300 foot
1 answer
asked by
Joey Zanti
1,504 views
If football team loses 3 yards, gains 12 yards, gains 10 yards, and then loses 15 yards. Did the team gain or lose yards
10 answers
asked by
haley
1,500 views
A ball is thrown straight up at an initial speed of 24 m/s. How long did it take to reach maximum height? How high did it rise
8 answers
asked by
Elizabeth
1,437 views
A hot-air balloon is rising straight up with a speed of 3.0 m/s. A ballast bag is released from rest relative to the balloon
1 answer
asked by
Mike
1,430 views
A pelican flies 2 and 1/4 feet above the surface of the ocean. A dolphin swims 10 and 1/2 feet below the surface. How far apart
3 answers
asked by
Wossum
1,404 views
Is this ethical behavior?
Is it ethical to take office supplies from work for home use? No Is it ethical to use company time to
2 answers
asked by
Anonymous
1,301 views
A knife has a mass of m grammes. It is 20g heavier than a spoon. The mass of a knife and four spoons is 330g. Find the mass of
5 answers
asked by
Maxwell
1,268 views
If focus and directrix of a parabola are (3,-4) and x+y+7=0 then its length of latuusrectum is?
2 answers
asked by
jogender
1,177 views
which statement best describes the period known as the old kingdom?
a) it was a time dynastic uncertainty. b) it was a time of
1 answer
asked by
Staci
1,017 views
Which of the following equations are true. Select all that apply.
A. 7+(-7)= 14 B.-4+9= 5 C. 3-(-10)=-7 D. -2-6= -8
4 answers
asked by
Wossum
1,004 views
Tell me whether each fraction. 1/n, is given as a terminating decimal or a repeating decimal for the given rules of n. Write t
4 answers
asked by
Wossum
953 views
In a horizontal block-spring system,the block mass is m=0.5kg and the spring constant is
k =2N/m. At t1=0.1s the block velocity
2 answers
asked by
bling pls help
899 views
In general, what conditions with observable effects make magnets interact with non-magnet materials?
1 answer
asked by
Jave
894 views
an orienteer runs 300m north and then 400m to the southeast (at a 45 degree angle to north). if he runs at a constant speed, how
1 answer
asked by
Qurat-ul-Ain
882 views
A child throws a small ball vertically upwards. The ball is caught at the initial height 1.8 seconds after being thrown. What
5 answers
asked by
Elizabeth
878 views
. what "situational" or "personality" factors do you think would make people more likely to conform to the elevator gag?
5 answers
asked by
Angeleyes42
871 views
If sinA+sinB=1/2 and cosA+cosB=1/2 then the value of tanA+tanB
1 answer
asked by
Raju chauhan
862 views
Patrick recorded the daily changes of the value of stock in dollars: -3.40, -8.09, -2.47, 1.86, and 3. 55. What was the average
4 answers
asked by
haley
848 views
Hello. I would be very grateful for your help.
1) Please help me with articles. I'm writing about a particular company. Should I
1 answer
asked by
Ilma
807 views
A plane setts off from airport A and flies due east for 100 km, then turns to fly due south for 80 km before landing at an
1 answer
asked by
Maria
805 views
Sally bought 12 tickets for a movie, an adult ticket costs $9 and a child ticket costs $5, if she spent a total of $76, how many
2 answers
asked by
Jessica
789 views
State the domain and range of the function
f(x) = 2sin(sqrt(3x-1)) + 3 Why is this so difficult?
2 answers
asked by
Linda
767 views
A car uniformly accelerates from rest at 3 m/s^2 for 8 seconds. At the end of the 8 seconds the car uniformly brakes at -5m/s^2
4 answers
asked by
Elizabeth
756 views
what is the simplified form of the following expression -28st over -4s
-7t 7t** -7s 7s
1 answer
asked by
9th grader
749 views
a ball is dropped from the top on an 80-m high building. what speed does the ball have in falling 3.5 s?
I keep getting the
1 answer
asked by
Rachel
739 views
A race car travels northward on a straight, level track at a constant speed travels 0.755 km in 18.0 s. The return trip over the
1 answer
asked by
Drake
729 views
Mary has two tanks of fish. If she transfers 15 fish from the larger tank to the smaller tank then the number of fish in the
0 answers
asked by
Saba
724 views
1. This is the same watch that I lost.
2. This is the watch that I lost. 3. This is the very watch that I lost. 4. This is the
1 answer
asked by
rfvv
723 views
Dear Writeacher, thank you for your answers. Will you help me with a few more sentences?
1) Which is correct in the following
3 answers
asked by
Ilma
696 views
to double the profit from the present 10 % the present selling price of rs.100 will have to be increased approximately to
1 answer
asked by
vipul
660 views
you made two deposits to your bank account this month . One deposit was 17.92, and the second deposit was 15.33. Your balance at
2 answers
asked by
Hello
644 views
Which of the following sentences contains an indefinite pronoun?
A. Some of the puzzle pieces are missing. B. Who worked on the
3 answers
asked by
keekee
643 views
The mathematics club in a school has 53 members. 5/7 of the girls members and 3/5 of the boys members are from lower secondary.
0 answers
asked by
Saba
641 views
PhysicsA race car travels northward on a straight, level track at a constant speed travels 0.755 km in 18.0 s. The return trip
0 answers
asked by
Drake
638 views
If g(X) = 2+ln(x-5), find the inverse function, (g^(-1))(x)
Solution: y = 2+ ln(x-5) e^y = 2 + x - 5 x = e^y + 3 y = e^x + 3
1 answer
asked by
Linda
633 views
Kate's parents decided it was time to start giving her pocket money. They were not sure how much to give her so they started
3 answers
asked by
George
631 views
find a set of parametric equations for the line that passes through the given points.
(-9, 5, 1), (2, -3, 8)
1 answer
asked by
lottie
622 views
A triangular trench 40ft long is 2ft across the top, and 2ft deep. If water flows in at the rate of 3ft³/min, find how fast the
2 answers
asked by
Leeya
619 views
e^(1+2lnx)
----------- x^2 simplify
3 answers
asked by
Linda
598 views
1. Having a lot of fun, we took pictures with Mina's camera.
2. Having a lot of fun, we we taking pictures with Mina's camera.
2 answers
asked by
rfvv
594 views
If one is added to both numenator ans denominator fraction become 3/4 however 3 is subtracted from both the fraction become
3 answers
asked by
mamta
594 views
Special factorization
I know someone has helped me with this before, but I'm really stuck on how to attack these two problems
8 answers
asked by
Yaga
577 views
The average age of 24 pupils is 15 years while the average age of 16 pupils is 14 years.What is average age of 40 pupils in a
2 answers
asked by
kelvin
572 views
$2000 principal earning 3% compunded after 6 years?
how do i solve this? i don't need answers i just don't know what the equation
1 answer
asked by
quesia
570 views
A hot dog cart at the entrance of the Stadium sells hot dogs ($3.50) and hamburger ($5.25) for a total of $1,225.00. If it sells
2 answers
asked by
Jennifer
570 views
Shyam wishes to determine the distance between two objects A and B but there is an obstacle between the two objects which
1 answer
asked by
naincy
568 views
find a set of parametric equations for the line that passes through the given points.
(-9, 5, 1), (2, -3, 8)
1 answer
asked by
lottie
543 views
The sum of all digit is 21 none of my digit are same.i am the smallest 7 digit number made of these digit who I am?
2 answers
asked by
sunil
542 views
Your bill at a restaurant is $29.97. You want to leave about 20% for a tip. Estimate the amount of a tip. (Round your answer to
1 answer
asked by
arely
533 views
As part of the 'Learning Journey' program, 73 pupils travelled on two buses, one air-conditioned and one non-air-conditioned, to
0 answers
asked by
Saba
531 views
1. Though the baby was left alone, she didn't cry.
2. Being left alone, the baby didn't cry. 3. Left alone, the baby didn't cry.
1 answer
asked by
rfvv
525 views
1. When he was playing the piano, his brother came in.
2. He playing the piano, his brother came in.
1 answer
asked by
rfvv
520 views
X(t)=0.142sin(2t+0.19)
b) Find the travelled distance by block at t2=3.5min [37.963m].
2 answers
asked by
bling pls help
514 views
What types of bias could be in a survey asking students how many classes they take per semester?
Thanks -MC
1 answer
asked by
mysterychicken
507 views
Hi, please I need help with this demonstration:
If “f” , “g” :[ 0,1]→R are continuous functions, they are
1 answer
asked by
Jane
506 views
MMR causes autism
Help with the connection between MMR vaccine to autism pros and cons
1 answer
asked by
Sam
503 views
log base 4 of 8/log base 8 of 16
question is to simplify can you rewrite it this way? 4^x = 8 --------- 8^x = 16
1 answer
asked by
Linda
498 views
1. The fact that he died suddenly surprised me.
2. Do you like the idea that we have to go to New York to be wealthy? 3. The fear
3 answers
asked by
rfvv
491 views
whilst entrepreneurship is a panacea to the world over, the current Zimbabwean situation is different .eludicate four reasons
1 answer
asked by
George
491 views
1. This is all that I have now.
2. This is what I have now. (Are both the same in meaning?) 3. Please show me that he is active.
1 answer
asked by
rfvv
480 views
Draw two ER diagrams for the enterprise described below: one using standard (Chen) notation (that one is hw #2), and one using
1 answer
asked by
virenndra
474 views
If h(x) = csc(x), find the inverse h^(-1)(x).
express answer in terms of sin^(-1), cos^(-1) or tan^(-1) Don't know where to start
1 answer
asked by
Linda
441 views
How to post 35252 in expanded form
1 answer
asked by
Monique
439 views
State the domain and range of f(x) = 2sin(sort(3x-1)) + 3
1 answer
asked by
Linda
410 views
Marium travels a distance of 8 km everday to and from the school.What is the total distance will she travel for 40 days? i need
5 answers
asked by
kelvin
395 views
what is the value of xy over w if x=-3 y=4 and w=-6
2 -2 1over2 -1over2
1 answer
asked by
Hello
373 views
What is the probability of choosing aletter o from theword school?
1 answer
asked by
Anonymous
365 views
Find the zero(es) of f(x) = (e^(7-2x)) - 1
1 answer
asked by
Linda
348 views
If 15 pizza were purchased, and 25 people ate 121/2 slicee how many pieces did each person eat?
1 answer
asked by
Del3
347 views
You are completing a tax form. The tax is 15.3% of $44,000. Calculate how much you have to pay
1 answer
asked by
arely
347 views
Simplify
4√490k^2
1 answer
asked by
TIFFANY
328 views
I am a mutiple of 4 I am between 6 and 15 I am also a factor of 16 what number am I
2 answers
asked by
Kasha ortiz
327 views
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