-3(-5a+10)=-15a+30

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Solution for -3(-5a+10)=-15a+30 equation: 



-3(-5a+10)=-15a+30

We move all terms to the left:

-3(-5a+10)-(-15a+30)=0

We multiply parentheses

15a-(-15a+30)-30=0

We get rid of parentheses

15a+15a-30-30=0

We add all the numbers together, and all the variables

30a-60=0

We move all terms containing a to the left, all other terms to the right

30a=60

a=60/30

a=2

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