Simplify the algebraic expression.-6x + 3x

A. 3x
B. -9x
C. 9x
D. -3x


Answer: D

Mathematics

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Solve the equation by completing the square.t2 - t - 9 = 0

A. 1 ± 
B.
C.
D.

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Estimate the difference by rounding each number to the nearest thousand.84,348

A. 56,800 B. 56,700 C. 56,000 D. 57,000

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Simplify the rational expression.

A.
B.
C.
D. j+ k

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Graph the function.y = log2 x

A.

B.

C.

D.

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