-2a-2=4(a+7)

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Solution for -2a-2=4(a+7) equation: 



-2a-2=4(a+7)

We move all terms to the left:

-2a-2-(4(a+7))=0



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

4(a+7)

We multiply parentheses

4a+28

Back to the equation:

-(4a+28)



We get rid of parentheses

-2a-4a-28-2=0

We add all the numbers together, and all the variables

-6a-30=0

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

-6a=30

a=30/-6

a=-5

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