-7(7+6x)=-7(3-3x)-217

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Solution for -7(7+6x)=-7(3-3x)-217 equation: 



-7(7+6x)=-7(3-3x)-217

We move all terms to the left:

-7(7+6x)-(-7(3-3x)-217)=0

We add all the numbers together, and all the variables

-7(6x+7)-(-7(-3x+3)-217)=0

We multiply parentheses

-42x-(-7(-3x+3)-217)-49=0



We calculate terms in parentheses: -(-7(-3x+3)-217), so:

-7(-3x+3)-217

We multiply parentheses

21x-21-217

We add all the numbers together, and all the variables

21x-238

Back to the equation:

-(21x-238)



We get rid of parentheses

-42x-21x+238-49=0

We add all the numbers together, and all the variables

-63x+189=0

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

-63x=-189

x=-189/-63

x=+3

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