2x+31=77-7x

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Solution for 2x+31=77-7x equation: 



2x+31=77-7x

We move all terms to the left:

2x+31-(77-7x)=0

We add all the numbers together, and all the variables

2x-(-7x+77)+31=0

We get rid of parentheses

2x+7x-77+31=0

We add all the numbers together, and all the variables

9x-46=0

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

9x=46

x=46/9

x=5+1/9

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