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

Name: Collect like terms. -\[9 a - 2 a + 7\] A) $14 a$ B) $11 a + 7$ C) $7 a + 7$ D) $- 7 a + 7$
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Quizplus · Accepted Answer

Collecting like terms involves combining terms that have the same variable to their highest power. Here, $9a$ and $-2a$ are like terms, and when combined, they give $7a$. The $+7$ does not have a like term, so it remains as is. Therefore, the simplified expression is $7a + 7$.

Collect Like Terms 9a−2a+79 a - 2 a + 79a−2a+7 A) 14a14 a14a

Collect Like Terms $9 a - 2 a + 7$ A) $14 a$