SAT Math Practice Question #29799 - SATify | SATify

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SAT Math Practice Question #29799 - SATify | SATify

#29799

expressions

algebra

medium

90 sec

Which expression is equivalent to $(9 x^{3} + 2 x) - (4 x^{3} - 6 x)$ ?

A.

$5 x^{3} - 4 x$

B.

$5 x^{3} + 8 x$

C.

$13 x^{3} - 4 x$

D.

$13 x^{3} + 8 x$