-86=-2(1+7x)

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Solution for -86=-2(1+7x) equation: 



-86=-2(1+7x)

We move all terms to the left:

-86-(-2(1+7x))=0

We add all the numbers together, and all the variables

-(-2(7x+1))-86=0



We calculate terms in parentheses: -(-2(7x+1)), so:

-2(7x+1)

We multiply parentheses

-14x-2

Back to the equation:

-(-14x-2)



We get rid of parentheses

14x+2-86=0

We add all the numbers together, and all the variables

14x-84=0

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

14x=84

x=84/14

x=6

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