31+6x=-7(2-3x)

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Solution for 31+6x=-7(2-3x) equation: 



31+6x=-7(2-3x)

We move all terms to the left:

31+6x-(-7(2-3x))=0

We add all the numbers together, and all the variables

6x-(-7(-3x+2))+31=0



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

-7(-3x+2)

We multiply parentheses

21x-14

Back to the equation:

-(21x-14)



We get rid of parentheses

6x-21x+14+31=0

We add all the numbers together, and all the variables

-15x+45=0

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

-15x=-45

x=-45/-15

x=+3

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