Use the substitution method to solve the system. 5x + y = 0-5x + y = -10
A. (1, -5)
B. (-1, -5)
C. (-1, 5)
D. (1, 10)
Answer: A
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Solve the problem.Translate into the language of a derivative of distance with respect to time. s is the position of the car at time t. The speed of the car is porportional to the distance it has traveled.
A. 
= kt, k is a constant
B. 
= ks, k is a constant
C. 
= k, k is a constant
D. 
= ks, k is a constant
Solve and graph. Write the result in interval notation.3x ? 18
A. (-?, 6)
B. (-?, 6]
C. [6, ?)
D. (6, ?)
Solve the problem.A shipping container has dimensions of 3 in. × 2 in. × 6 in. What is its volume?
A. 36 in.3 B. 72 in.3 C. 12 in.3 D. 54 in.3
Solve the problem.When students at State University held a food drive for the needy, 1458 cans of food were collected on the first day of the drive, 486 the second day, 162 the third day, and so on. Find the total number of cans collected the first five days.
A. 2184 cans B. 2160 cans C. 2178 cans D. 3690 cans