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

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



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

We move all terms to the left:

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



We calculate terms in parentheses: -(-4(8a+7)), so:

-4(8a+7)

We multiply parentheses

-32a-28

Back to the equation:

-(-32a-28)



We get rid of parentheses

8a+32a+28-28=0

We add all the numbers together, and all the variables

40a=0

a=0/40

a=0

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