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Simplify 7(B + 3) + 2B

Simplify 7(B + 3) + 2B
asked 122k views
4 votes
Simplify 7(B + 3) + 2B

asked
User Gerry Mckay
by
8.0k points

1 Answer

7 votes
7 (b + 3) + 2b

First, expand to get rid of parentheses.

7b + 21 + 2b
Second, gather the like terms.

(7b + 2b) + 21
Third, in the parentheses, add 7b + 2b to get 9b.

9b + 21

Answer: 9b + 21

answered
User Oscar LT
by
7.7k points
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