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12a − 3(7 + 5a) help pls

12a − 3(7 + 5a) help pls
asked 1.6k views
2 votes
12a − 3(7 + 5a)

help pls

asked
User Mahbub
by
7.8k points

2 Answers

4 votes

Answer:

27a-21

Explanation:

12a-3(7+5a)

distribute the 3

3x7=21

3x5a=15a

12a-21+15a

12a+15a=27a

27a-21

answered
User Onder
by
8.0k points
4 votes

Answer:

-3a-21

Explanation:

answered
User Korniltsev Anatoly
by
8.0k points
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