Expand and simplify: 3(2a + 5) + 5(a-2)

asked Dec 25, 2018 97.8k views

5 votes

Expand and simplify:
3(2a + 5) + 5(a-2)

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4 votes

You must perform the indicated multiplications first:

3(2a)+3(5)+5(a)+5(-2)

6a+15+5a-10 now combine like terms:

(6a+5a)+(15-10)

11a+5

Demita answered Dec 28, 2018

5.4k points

2 votes

3(2a + 5) + 5(a-2)

6a+15+15a-10

=11a+5

Meules answered Dec 31, 2018

6.3k points

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