28=-7(6a+2)

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Solution for 28=-7(6a+2) equation: 



28=-7(6a+2)

We move all terms to the left:

28-(-7(6a+2))=0



We calculate terms in parentheses: -(-7(6a+2)), so:

-7(6a+2)

We multiply parentheses

-42a-14

Back to the equation:

-(-42a-14)



We get rid of parentheses

42a+14+28=0

We add all the numbers together, and all the variables

42a+42=0

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

42a=-42

a=-42/42

a=-1

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