Let x represent the unknown, and write an equation for the sentence. Do not solve. If the quotient of a number and 8 is added to twice the number, the result is 5 more than the number.

A. + 2x = 5x
B. + 2 = x + 5
C. 8x + 2x = 5x
D. + 2x = x + 5

Answer: D

Mathematics

Factor.2n2 + 5n - 63

A. (2n - 9)(9 - 2n) B. (2n - 72)(2n - 9) C. (2n - 9)(n + 7) D. (2n - 9)(n - 7)

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Mathematics

Find the indicated term for the arithmetic sequence with first term, a1, and common difference, d.Find a41, when a1 = -4, d =

A. - 9
B.
C. 1
D. -

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Mathematics

Simplify the expression. Assume that all variables represent positive real numbers. ?

A. x40/3 B. x120 C. x3/3 D. x13/3

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Mathematics

Insert ? or ? in the blank to make the statement is true.10 {7, 8, 9, 10}

A. ? B. ?

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Mathematics