-31+9x=4(2x-7)

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Solution for -31+9x=4(2x-7) equation: 



-31+9x=4(2x-7)

We move all terms to the left:

-31+9x-(4(2x-7))=0



We calculate terms in parentheses: -(4(2x-7)), so:

4(2x-7)

We multiply parentheses

8x-28

Back to the equation:

-(8x-28)



We get rid of parentheses

9x-8x+28-31=0

We add all the numbers together, and all the variables

x-3=0

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

x=3

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