Collect like terms.
-$9 a-2 a+7$
A) $11 a+7$
B) $-7 a+7$
C) $14 \mathrm{a}$
D) $7 \mathrm{a}+7$

Name: Collect like terms. -$9 a-2 a+7$ A) $11 a+7$ B) $-7 a+7$ C) $14 \mathrm{a}$ D) $7 \mathrm{a}+7$
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Question

Quizplus · Accepted Answer

To collect like terms, combine the coefficients of the same variable. Here, $9a$ and $-2a$ are like terms. Adding them gives $7a$. The constant term $+7$ remains unchanged. Therefore, the simplified expression is $7a + 7$.

Collect Like Terms 9a−2a+79 a-2 a+79a−2a+7 A) 11a+711 a+711a+7 B) −7a+7-7 a+7−7a+7 C) 14a14 \mathrm{a}14a

Collect Like Terms $9 a-2 a+7$ A) $11 a+7$ B) $-7 a+7$ C) $14 \mathrm{a}$