110k views
12 votes
Combine like terms -21a + 16a

A. -5a

B. 5a

User Anze Jarni
by
4.1k points

2 Answers

9 votes

Answer: b

Explanation:

User Dmitry Gusev
by
4.4k points
0 votes

Answer:

-5a

Explanation:

-5a

User Smcameron
by
4.4k points