Simplify the expression. First use the distributive property to remove any parentheses.9x + 2(x + 9)

A. 11x + 18
B. 18x + 11
C. 11x - 18
D. 10x + 18


Answer: A

Mathematics

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Use the quadratic formula to find the exact solutions.3t2 - 7t = 1

A.  ± i
B.
C. -  ± i
D.

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Identify the group of terms as like or unlike.12m, 5m, -15m

A. Unlike B. Like

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Simplify.

A.
B.
C.
D.

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Write a percent for both the shaded and unshaded parts of the figure.

A. 64% shaded; 46% unshaded B. 60% shaded; 40% unshaded C. 64% shaded; 36% unshaded D. 6.4% shaded; 36% unshaded

Mathematics