Questions and answers by

Sandra

Questions (668)

Which shows a true conditional with a correctly identified hypothesis and conclusion? (1 point)If it is raining, then the
1. 1 answer
2. 5,559 views
Correct sentence pattern...Traditional gas-powered cars are harmful to the environment. S-V-O -- my ans?? S-V-IO S-V-N S-V-A
1. 7 answers
2. 3,201 views
How do I solve this?Complete the two-column proof. Given : 11x – 6y = –1; x = 8 Prove: 89/6= y 11x – 6y = –1; x = 8 88
1. 2 answers
2. 4,726 views
A ball is thrown into the air with an initial upward velocity of 45 ft/s. Its height (h) in feet after t seconds is given by the
1. 4 answers
2. 1,307 views
12. A sphere has a radius of 4x + 1. Which polynomial in standard form best describes the total surface area of the sphere? Use
1. 3 answers
2. 1,025 views
What is the factored form of the expression? r2 – 49(r – 7)(r + 7) * my answer (r + 7)(r + 7) (r – 7)(r – 7) (r – 7)(r
1. 2 answers
2. 4,355 views
Believe it or not this is a geometry question...What is the hypothesis of the given statement? If money grows in trees, then you
1. 6 answers
2. 1,848 views
Faith likes to cook at home and buys lots of specialized pans and gadgets for her kitchen. Faith's cooking equipment falls into
1. 1 answer
2. 758 views
4. The radius of a cylinder is 3x – 2 cm. The height of the cylinder is x + 3 cm. What is the surface area of the cylinder?2sp
1. 1 answer
2. 687 views
Which of the following are the correct units for mass? Tons, u, g, slugs, dyn, lb, oz, kgI put g, slugs, and kg but got it
1. 0 answers
2. 401 views
I keep getting the same answer but it is wrong. How do I work this?M is the midpoint of AB. The coordinates of A are (-4, -2)
1. 1 answer
2. 558 views
We have opposing answers, can you help?What is the simplified form of (2x2 + 4x – 3)(3x + 1) ? 6x3 + 10x2 – 5x + 3 * 6x3 +
1. 1 answer
2. 530 views
Am I correct?The radius of a cylinder is 3x – 2 cm. The height of the cylinder is x + 3 cm. What is the surface area of the
1. 16 answers
2. 9,295 views
There is a circular garden in the middle of a square yard. The radius of the circle is 4x. The side length of the yard is 20x.
1. 4 answers
2. 5,072 views
I am having a hard time getting the right answer for this problem. Two people disagree. Please help...There is a circular garden
1. 0 answers
2. 593 views
There is a circular garden in the middle of a square yard. The radius of the circle is 4x. The side length of the yard is 20x.
1. 0 answers
2. 778 views
I have worked this problem several times and get the same answer but it is not the right one, please help...You are tiling a
1. 8 answers
2. 4,598 views
Need help on this problem please...What is the distance between P(–4, 3) and Q(6, 1)? Round to the nearest tenth.
1. 4 answers
2. 430 views
I think I got forgotten...What is the perimeter of triangle PQR with vertices P(–2, 9), Q(7, –3), and R(–2, –3) in the
1. 4 answers
2. 3,307 views
What is the perimeter of triangle PQR with vertices P(–2, 9), Q(7, –3), and R(–2, –3) in the coordinate plane? (1 point)
1. 2 answers
2. 1,714 views
I need to know how to work this problem:A 12-ft-by-15-ft rectangular swimming pool has a 3-ft-wide no-slip surface around it.
1. 3 answers
2. 3,607 views
I am not getting a clear answer. I show what I think is correct:Which of the following is a successful result of the
1. 5 answers
2. 550 views
In the poem “Love after Love” by D. Walcott – not sure who self is...In the second stanza, the self is compared to a
1. 1 answer
2. 1,178 views
Not sure: Which of the following phrases best defines rhythm? (1 point)Repeated sounds across lines of poetry my answer a poem's
1. 1 answer
2. 1,217 views
Not sure about this...In the play A Sad Vaudeville, The flagman tells the man it is not his job to ____ answer questions. my
1. 2 answers
2. 2,046 views
I have tried to look this up but can't find it...The basal metabolism rate can be measured by calculating the amounts of
1. 3 answers
2. 1,226 views
An example of an objective test is
1. 1 answer
2. 379 views
Victor Malaba has a net income of $1,240 per month. If he spends $150 on food, $244 on a carpayment, $300 on rent, and $50 on
1. 3 answers
2. 1,221 views
for intext citations for a website in the parenthesis do you put the title of the website and the year you accessed it?
1. 3 answers
2. 527 views
The diagram shows a weightlifter in the initial stages of his lift. He lifts two 70 kg masses connected to a 10 kg bar. In
1. 0 answers
2. 544 views
Not sure...Choose the citation that uses the correct MLA capitalization, punctuation, and formatting rules for a book. • Julia
1. 32 answers
2. 22,784 views
Need help, I think it is 2/25. Do you have an equation that I can figure it?You choose a marble at random from a bag containing
1. 2 answers
2. 475 views
A meteorologist says that the probability of snow today is 45%. What is the probability that it will not snow?• 2/11 • 9/10
1. 7 answers
2. 2,541 views
You spin a spinner that has eight equal-sized sections numbered one to eight. Which event is least likely to occur?• The
1. 1 answer
2. 2,690 views
What is the probability that a number picked from the set {–4, –3, –2, –1, 0, 1, 2, 3, 4, 5} will be a solution of 2x +
1. 2 answers
2. 953 views
A website requires a four-digit numerical password in which the digits cannot repeat. How many possible passwords are there?•
1. 1 answer
2. 892 views
I am confused about this...A survey is being conducted to determine the favorite movies for various ages. Which of the following
1. 2 answers
2. 1,816 views
The hypothalamus secretes a hormone called GnRH that makes the anterior pituitary gland release FSH, referred to as
1. 1 answer
2. 866 views
What is the median of the data set below?275, 257, 301, 218, 265, 242, 201 • 201 • 230 • 257 • 270
1. 15 answers
2. 9,152 views
A store sells five models of cameras for $190.00, $420.00, $270.00, $300.00, and $420.00. If the sales tax rate is 6%, what are
1. 16 answers
2. 8,453 views
Which of the following artists were known for their collages?• Andrea Mantegna and Vincent van Gogh • Thomas Eakins and Anna
1. 3 answers
2. 1,085 views
Identify the type of sentence: Josh and I are meeting for pizza at noon today.• declarative • imperative • interrogative
1. 7 answers
2. 4,119 views
(not for Ms.Sue)Find the mean, median, and mode of the data set. Round to the nearest tenth. 15, 13, 9, 9, 7, 1, 11, 10, 13, 1,
1. 17 answers
2. 5,389 views
Identify the correctly punctuated sentence. I marked the one I think it is.• Doing my homework, making my bed, and practicing
1. 6 answers
2. 3,207 views
Find the mean, median, and mode of the data set. Round to the nearest tenth.15, 13, 9, 9, 7, 1, 11, 10, 13, 1, 13 (1 point) •
1. 95 answers
2. 39,809 views
Simplify (2(sqrt)+3(sqrt)7)2. Show how. Justify each step.
1. 2 answers
2. 773 views
Simplify 4(sqrt)6/(sqrt)30 by rationalizing the denominator. Show how.
1. 11 answers
2. 22,116 views
The size of a television is given by the length of the diagonal of the screen. The ratio of the height to the width of wide
1. 2 answers
2. 2,068 views
What is value?• the lightness or darkness of a color • the intensity of a color • the number of colors being used in a 2D
1. 2 answers
2. 1,649 views
Solve for b. [sqrt] b^4/25=4I do not know how to type two of the possible answers.
1. 1 answer
2. 430 views
A right triangle’s hypotenuse is 20 cm long. What is the length of the side opposite a 60° angle? Give your answer to the
1. 2 answers
2. 1,787 views
2nd posting - my mistakeWhen will the dependent variable in the equation y= sqrt [x+4-3] equal or exceed 4 • x ≥ –0.17 •
1. 2 answers
2. 405 views
I am not sure I am writing this correctly:What is the domain of the function y=3(sq rt)6x+42 • x ≥ 0 • x ≤ 7 • x ≥
1. 1 answer
2. 669 views
The function t=[(sqrt)(d/16)] models the time (t) in seconds that an object has been falling after the object has fallen d feet.
1. 2 answers
2. 1,534 views
When will the dependent variable in the equation Y=[(sqrt)(x+4-3)] equal or exceed 4?• x ≥ –0.17 • x ≥ 45 • x ≥ 48
1. 3 answers
2. 611 views
When will the dependent variable in the equation Y=[(sqrt)(x+4-3)] equal or exceed 4?• x ≥ –0.17 • x ≥ 45 • x ≥ 48
1. 3 answers
2. 496 views
Simplify. (x^2-3x-10)/(x+2)How? (I don't have any answers for this one)
1. 1 answer
2. 666 views
The temperature, T, of a given mass of gas varies inversely with its volume, V. The temperature of 20 cm3 of a certain gas is
1. 2 answers
2. 599 views
Solve. 1/(3x-6) – 5/(x-2) = 12• X=34/9 • X= -29/18 • X= -34/9 • X=29/18 How?
1. 2 answers
2. 513 views
Simplify into one fraction.3/(x-3)-5/(x-2) • (-2x + 9)/(x-3)(x-2) • (-2x)/(x-3)(x-2) • (-2x -9)/(x-3)(x-2) •
1. 3 answers
2. 1,109 views
In the meantime I got the last one but this one I can't figure...Divide. [(x^2-9)/(x-5)]/(x+3) • (x-3)/(x-5) • (x-5)/(x-3)
1. 2 answers
2. 387 views
Lost in the shuffle; sending again...Simplify into on fraction. (-5x/x+3)-(7/x+3) • (-5x-7)/(x+3) • (-5x+7)/(x+3) •
1. 1 answer
2. 412 views
Multiply: (K+3)/(4K-2)*(12K^2 + 2k – 4)• 3(k+3)/(3k+2) • 3(k+3)(2k-1)/2 • (x-5)(3x+2) • (x-5)(12x+8) How? 11
1. 1 answer
2. 3,359 views
Simplify into on fraction.(-5x/x+3)-(7/x+3) • (-5x-7)/(x+3) • (-5x+7)/(x+3) • (-5x-7)/(x+3)^3 • (-5x+7)/(x+3)^2 How?
1. 1 answer
2. 1,104 views
Simplify. (3/5a)*(1/a^2)• 3/5a^2; where a ≠ 0 • 3/5a^2 • 3/5a^3; where a ≠0 • 4/5a^2; where a ≠0 How?
1. 1 answer
2. 586 views
Simplify. x/(7x+x^2)• 1/(7+x); where x ≠-7 • 1/(7x); where x≠0 • 1/(7+x); where x≠0,-7 • 1/7 How?
1. 1 answer
2. 1,416 views
Solve. (–10x3 + 30x – 20) ÷ (–5x + 5)• 2x2 – 2x + 4 • –2x2 – 2x – 4 • –2x2 + 2x + 4 • 2x2 + 2x – 4
1. 2 answers
2. 768 views
I have to identify the system of equations, if any for:-2x-4=1, 12=-6x-3 no solution? infinitely many solutions? (0,-1)? or
1. 1 answer
2. 869 views
Solve.• x = 2 • x = –2 • x = 28 • x = –28 How?
1. 2 answers
2. 397 views
The time, t, required to drive a certain distance varies inversely with the speed, r. If it takes 7 hours to drive the distance
1. 3 answers
2. 1,275 views
Divide. (–6m^9 – 6m^8 – 16m^6) ÷ (2m^3)• –3m9 – 3m8 – 8m6 • –3m6 – 6m8 – 16m3 • –3m6 – 3m5 – 8m3
1. 2 answers
2. 806 views
Dorothy and Rosanne are baking cookies for a party. Working alone, Rosanne can finish the cookies in 6 hours. Dorothy can finish
1. 2 answers
2. 1,314 views
A catering company charges a $300.00 set up fee and $10.00 per person for a lunch buffet. Approximately how many people must
1. 3 answers
2. 2,458 views
Bob drove 120 miles on his vacation. He drove an average of 1.2 times faster on the 2nd 60 miles of his trip than he did on the
1. 5 answers
2. 7,708 views
Mountain pull. A large mountain can slightly affect the direction of “down” as determined by a plumb line. Assume that we
1. 4 answers
2. 1,575 views
Am I correct?Which of the following is an example of human impact on climate changes? • the greenhouse effect • changes in
1. 2 answers
2. 733 views
Physics: For a 225-watt bulb, the intensity I of light in lumens at a distance of x feet is I=225/x^2.a. What is the intensity
1. 2 answers
2. 777 views
Word problem: A new photocopier can make 72 copies in 2 min. When the older photocopier is operational, the two photocopiers
1. 5 answers
2. 2,524 views
Geometry: the width and area of a rectangleIs (4b^3+5b-3)/(2b-1) What is the length of the rectangle? Show work.
1. 2 answers
2. 851 views
Divide this rational expression and polynomial(12x^2 + 9x-7)/(3x)
1. 4 answers
2. 643 views
Simplifing rational expressionsSimplify the expression & state any excluded values: (2s^2 - 5s - 12) / (2s^2 - 9s + 4)
1. 2 answers
2. 649 views
Simplify each expression. State any excluded values.(2x^2 + 6x) / 10x^3
1. 2 answers
2. 992 views
Portfolios are a collaborative effort in that
1. 1 answer
2. 425 views
what is the excluded value of the function?y = 4/(9x – 45) • –5 • 0.2 • 5 • –0.2
1. 4 answers
2. 578 views
y = (4)/(9x – 45)• –5 • 0.2 • 5 • –0.2
1. 3 answers
2. 323 views
According to the pressure-flow hypothesis, which of the following statements is not true• Water moves from the xylem to the
1. 1 answer
2. 1,888 views
Suppose that y varies inversely with x, and y = 0.2 when x = 2. What is an equation for the inverse variation?y = 1.8x y = 0.4/x
1. 4 answers
2. 2,577 views
I would appreciate the steps to the answer please...Suppose that y varies inversely with x, and y = 6 when x = 8. What is an
1. 2 answers
2. 667 views
All of the following are writing strategies associated with editing except• checking your spelling. • cleaning up
1. 7 answers
2. 5,070 views
the typical saturday the oil change facility will perform 40 oil changes between 10 am and 12pm. treating this as a random
1. 0 answers
2. 803 views
Choose the correct usage to complete the sentence: Are you ______________ to be in here?Suppose or supposed
1. 5 answers
2. 1,480 views
Add:(3/2a) + (5/2a) Possible answers: 8/4a, 2/a, 15/4a2^ or 4/a
1. 4 answers
2. 598 views
Add...8 + (x-1) / (x+4)
1. 2 answers
2. 637 views
Add(3/2a) + (5/2a)
1. 6 answers
2. 535 views
Solve...(x+12) / (x+4) = (x) / (x+8)
1. 2 answers
2. 433 views
Solve?(10 / 3x) + (4/3) = (7 + x) / (2x)
1. 5 answers
2. 409 views
What is the undefined value of...(3b^2 + 13b + 4) / (b + 4)
1. 2 answers
2. 783 views
What is the undefined value of...(3b^2 + 13b + 4) / (b + 4)
1. 3 answers
2. 787 views
Edie can paint a wall in 3 hours. Dan can paint the same wall in 6 hours. If they work together, how many hours will it take
1. 13 answers
2. 3,916 views
Gravity on Mars is 1/3 of that on earth. If Mars atmosphere is only 2 km thick, what is atmospheric pressure on Mars?
1. 0 answers
2. 488 views