Provide an appropriate response.
Write the statement as an equation and solve:Tracy Edwards' back yard is a rectangle whose length is two times the width. If the perimeter of the yard is 120 feet, what is the width of the yard?
A. 120 = 2(2x + x); width is 40 feet
B. 120 = 2(2x + x); width is 20 feet
C. 120 = 2x + x; width is 40 feet
D. 120 = 2x + x; width is 80 feet
Answer: B
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Write the number in words.6,900,833
A. six million, ninety thousand, eight hundred thirty-three B. sixty-nine thousand, eight hundred thirty-three C. six million, nine thousand, eight hundred thirty-three D. six million, nine hundred thousand, eight hundred thirty-three
The following spinner is used to play a board game. Expressing your answer as a fraction in simplest form, what is the probability that the spinner will land on the specified place? 
Find the probability that the spinner points toward a number greater than 3.
A. 
B. 
C. 
D. 1
Factor the trinomial completely.3x5 + 6x4 - 45x3
A. 3x3(x2 + 2x - 15) B. x3(x + 5)(3x - 9) C. 3x3(x + 5)(x - 3) D. x3(3x + 15)(x - 3)
Solve the problem.The pressure of a gas varies jointly as the amount of the gas (measured in moles) and the temperature and inversely as the volume of the gas. If the pressure is 
(kiloPascals) when the number of moles is 4, the temperature is 
, and the volume is 
, find the pressure when the number of moles is 6, the temperature is 
, and the
volume is 
.
A. 1215
B. 2250
C. 2340
D. 1170