84=2x+2(6x-7)

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Solution for 84=2x+2(6x-7) equation: 



84=2x+2(6x-7)

We move all terms to the left:

84-(2x+2(6x-7))=0



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

2x+2(6x-7)

We multiply parentheses

2x+12x-14

We add all the numbers together, and all the variables

14x-14

Back to the equation:

-(14x-14)



We get rid of parentheses

-14x+14+84=0

We add all the numbers together, and all the variables

-14x+98=0

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

-14x=-98

x=-98/-14

x=+7

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