sophieet sophieet

13-05-2017
Mathematics

contestada

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

Respuesta :

pleasehelpthanksss pleasehelpthanksss

13-05-2017

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

6a+15+15a-10

=11a+5

Answer Link

13-05-2017

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

Answer Link

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