Solve the problem.If -17 is added to a number and the sum is doubled, the result is 19 less than the number. Find the number.
A. 15
B. 36
C. 53
D. -53
Answer: A
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Write an equation for the linear function and use it to answer the given question. The price of a particular model car is $11,730 today and rises with time at a constant rate of $1125 per year. How much will a new car cost in 3.2 years?
A. p = 11,730 + 1125t; $15,330.00 B. p = 11,730t - 1125; $36,411.00 C. p = 1125 + 11,730t; $38,661.00 D. p = 11,730 - 1125t; $8130.00
Solve the problem. Express your answer as an integer or simplified fraction.
- 4 = 
- 3
A. - 14 B. - 6 C. 14 D. - 2
Solve the problem.A freight train traveled at a speed of 50 mph for 3 hours, then stayed in a station for 1 hour, and then traveled 30 mph for 2 hours. Make a graph of distance traveled versus time to match the given situation.
A. 
B. 
C. 
D. 
Solve.When an object is dropped to the ground from a height of h meters, the time it takes for the object to reach the ground is given by the equation t = 
, where t is measured in seconds. If an object falls 44.1 meters before it hits the ground, find the time it took for the object to fall.
A. 3 sec B. 4 sec C. 6 sec D. 9 sec