SAT Math Practice Question #14653 - SATify | SATify

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SAT Math Practice Question #14653 - SATify | SATify

#14653

algebra

expressions

medium

45 sec

Which expression is equivalent to $(9 x^{4} + 2 x) - (2 x^{4} - 5 x)$ ?

A.

$7 x^{4} - 3 x$

B.

$11 x^{4} - 3 x$

C.

$7 x^{4} + 7 x$

D.

$11 x^{4} + 7 x$