Evaluate the expression.[[-13]]

A. -13
B. -14
C. -12
D. 13

Answer: A

Mathematics

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Graph the function.y =  + 4

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First estimate the answer. Then add or subtract to find the exact answer. Write answer as a mixed number. 

A. Estimate: 13; Exact: 13
B. Estimate: 12; Exact: 15
C. Estimate: 12; Exact: 12
D. Estimate: 13; Exact: 12

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Perform the matrix multiplication.Let A =  and B = . Find AB.

A.
B.
C.
D.

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Solve by elimination. x + 5y = 438x + 4y = 92

A. (7, 8) B. (-8, 8) C. (8, 7) D. No solution

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