31=-2x+7(3x-11)

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Solution for 31=-2x+7(3x-11) equation: 



31=-2x+7(3x-11)

We move all terms to the left:

31-(-2x+7(3x-11))=0



We calculate terms in parentheses: -(-2x+7(3x-11)), so:

-2x+7(3x-11)

We multiply parentheses

-2x+21x-77

We add all the numbers together, and all the variables

19x-77

Back to the equation:

-(19x-77)



We get rid of parentheses

-19x+77+31=0

We add all the numbers together, and all the variables

-19x+108=0

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

-19x=-108

x=-108/-19

x=5+13/19

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