4x+8=2x+7+3x-20

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Solution for 4x+8=2x+7+3x-20 equation: 



4x+8=2x+7+3x-20

We move all terms to the left:

4x+8-(2x+7+3x-20)=0

We add all the numbers together, and all the variables

4x-(5x-13)+8=0

We get rid of parentheses

4x-5x+13+8=0

We add all the numbers together, and all the variables

-1x+21=0

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

-x=-21

x=-21/-1

x=+21

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