39+31=2x-8

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Solution for 39+31=2x-8 equation: 



39+31=2x-8

We move all terms to the left:

39+31-(2x-8)=0

We add all the numbers together, and all the variables

-(2x-8)+70=0

We get rid of parentheses

-2x+8+70=0

We add all the numbers together, and all the variables

-2x+78=0

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

-2x=-78

x=-78/-2

x=+39

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