SAT Math Practice Question #21195 - SATify | SATify

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SAT Math Practice Question #21195 - SATify | SATify

#21195

algebra

expressions

easy

60 sec

Calculator OK

Which expression is equivalent to $(12 x^{3} + 7 x^{2} - 4 x) - (5 x^{3} - 2 x^{2} + 3)$ ?

A.

$7 x^{3} + 9 x^{2} - 4 x - 3$

B.

$7 x^{3} + 5 x^{2} - 4 x - 3$

C.

$7 x^{3} + 9 x^{2} - 4 x + 3$

D.

$17 x^{3} + 5 x^{2} - 4 x - 3$