Find the solution to the system of equations by the substitution method.7x + 8y = -355x + 6y = -25

A. (-5, 0)
B. (-6, 0)
C. (-5, 1)
D. (-6, 1)


Answer: A

Mathematics

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Simplify the complex rational expression using Method I or Method II.

A.
B.
C.
D.

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Use your estimation skills to pick the most reasonable answer. Do not solve the problem.311.49 - 310.15

A. 13.4 B. 134 C. 1.34

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Multiply or divide as indicated. ÷ 

A.
B.
C.
D. 33

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Solve the problem.Will you weigh less if you lose 7 pounds or lose 8 pounds?

A. 8 pounds B. 7 pounds

Mathematics