-x+31=3x+11

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Solution for -x+31=3x+11 equation: 



-x+31=3x+11

We move all terms to the left:

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

We add all the numbers together, and all the variables

-1x-(3x+11)+31=0

We get rid of parentheses

-1x-3x-11+31=0

We add all the numbers together, and all the variables

-4x+20=0

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

-4x=-20

x=-20/-4

x=+5

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