Simplify the expression. All exponents should be positive integers.(x-7)9

A. -9x7
B.
C. - x63
D. -9x63

Answer: B

Mathematics

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Divide.

A.
B. 12
C. 22
D. -22

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Divide. Write the answer in lowest terms and as a whole or mixed number where possible.24 ÷ 

A. 24
B. 3
C. 168
D.

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Solve the problem.The graph shows the closing price per share of stock for a firm during a week in March.(a) Use the graph to complete the table. (b) What was the average change in the price of the stock over the week?(c) What was the average price per share of stock for the week?

A. (a) 
(b) about -$0.73
(c) $16.01

B. (a) 
(b) about $0.73
(c) $16.01

C. (a) 
(b) about -$0.58
(c) $20.02

D. (a) 
(b) about $0.58
(c) $20.02

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Simplify.

A. 13 B. 84 C. 14 D. Not a real number

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