-84=4(-3+3x)

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Solution for -84=4(-3+3x) equation: 



-84=4(-3+3x)

We move all terms to the left:

-84-(4(-3+3x))=0

We add all the numbers together, and all the variables

-(4(3x-3))-84=0



We calculate terms in parentheses: -(4(3x-3)), so:

4(3x-3)

We multiply parentheses

12x-12

Back to the equation:

-(12x-12)



We get rid of parentheses

-12x+12-84=0

We add all the numbers together, and all the variables

-12x-72=0

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

-12x=72

x=72/-12

x=-6

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