Simplify.

A. 80
B. 6
C. 5
D. 8


Answer: B

Mathematics

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Solve the problem.Let g(x) = x + 5. Find a function y = f(x) so that (f ? g)(x) = 2x + 10

A. f(x) = 2(x + 1) B. f(x) = 2x C. f(x) = 2x + 5 D. f(x) = 2x - 5

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Use long division to divide the polynomials.

A. x2 - 5x - 25 B. x2 + 5x + 25 C. x2 - 5x + 25 D. x2 - 10x + 25

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Use the distributive property to help solve the given equation.2(z - 10) = 6

A. z = 
B. z = 13
C. z = 10
D. z = 

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Perform the indicated operations. Round the result to the nearest thousandth if necessary.

A. 6.91 B. 6.906 C. 7 D. 6.9057

Mathematics