7(3a-3)=-8a+8

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Solution for 7(3a-3)=-8a+8 equation: 



7(3a-3)=-8a+8

We move all terms to the left:

7(3a-3)-(-8a+8)=0

We multiply parentheses

21a-(-8a+8)-21=0

We get rid of parentheses

21a+8a-8-21=0

We add all the numbers together, and all the variables

29a-29=0

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

29a=29

a=29/29

a=1

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