Compute 
.
?
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Answer: C
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Solve the problem.Sketch a graph that depicts the amount of water in a 50-gallon tank. The tank is initially full, and then a pump is used to take water out of the tank at a rate of 6 gallons per minute. The pump is turned off after 5 minutes. At that point, the pump is changed to one that will pump water into the tank. The change takes 2 minutes and the water level is unchanged during the switch. Then, water is pumped into the tank at a rate of 2 gallons per minute for 3 minutes.
A. 
B. 
C. 
D. 
For each equation, find the missing value in the ordered pairs.3x + y = -20( , 7), ( , 40),( , -20)
A. (-9, -9), (-20, 40), (0, -20) B. (-9, 7), (-20, 40),(0, -20) C. (-9, 7), (-20, -40), (0, 40) D. (-9, 7), (-20, -20), (0, -20)
Simplify.
÷ 
? 
A. 
B. 1
C. 
D. 2
The given pattern continues. Write down the nth term of the sequence suggested by the pattern.6, 14, 22, 30, 38, ...
A. an = 2n - 8 B. an = 8n - 1 C. an = 6(8)n-1 D. an = 2(4n - 1)