4(7-8a)=28+4a

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Solution for 4(7-8a)=28+4a equation: 



4(7-8a)=28+4a

We move all terms to the left:

4(7-8a)-(28+4a)=0

We add all the numbers together, and all the variables

4(-8a+7)-(4a+28)=0

We multiply parentheses

-32a-(4a+28)+28=0

We get rid of parentheses

-32a-4a-28+28=0

We add all the numbers together, and all the variables

-36a=0

a=0/-36

a=0

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