-217=-7x-7(1-6x)

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Solution for -217=-7x-7(1-6x) equation: 



-217=-7x-7(1-6x)

We move all terms to the left:

-217-(-7x-7(1-6x))=0

We add all the numbers together, and all the variables

-(-7x-7(-6x+1))-217=0



We calculate terms in parentheses: -(-7x-7(-6x+1)), so:

-7x-7(-6x+1)

We multiply parentheses

-7x+42x-7

We add all the numbers together, and all the variables

35x-7

Back to the equation:

-(35x-7)



We get rid of parentheses

-35x+7-217=0

We add all the numbers together, and all the variables

-35x-210=0

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

-35x=210

x=210/-35

x=-6

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