-7x+3(x+5)=31

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Solution for -7x+3(x+5)=31 equation: 



-7x+3(x+5)=31

We move all terms to the left:

-7x+3(x+5)-(31)=0

We multiply parentheses

-7x+3x+15-31=0

We add all the numbers together, and all the variables

-4x-16=0

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

-4x=16

x=16/-4

x=-4

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