SAT Math Practice Question #15099 - SATify | SATify

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SAT Math Practice Question #15099 - SATify | SATify

#15099

algebra

expressions

easy

45 sec

Simplify the expression $5 (a^{2} + 3 a) - 2 (a^{2} + 3 a)$ .

A.

$3 a^{2} + 9 a$

B.

$3 a^{2} - 9 a$

C.

$7 a^{2} + 9 a$

D.

$3 a^{2} + 3 a$