-84=6(3a-2)

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Solution for -84=6(3a-2) equation: 



-84=6(3a-2)

We move all terms to the left:

-84-(6(3a-2))=0



We calculate terms in parentheses: -(6(3a-2)), so:

6(3a-2)

We multiply parentheses

18a-12

Back to the equation:

-(18a-12)



We get rid of parentheses

-18a+12-84=0

We add all the numbers together, and all the variables

-18a-72=0

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

-18a=72

a=72/-18

a=-4

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