20-2x=8+x

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Solution for 20-2x=8+x equation: 



20-2x=8+x

We move all terms to the left:

20-2x-(8+x)=0

We add all the numbers together, and all the variables

-2x-(x+8)+20=0

We get rid of parentheses

-2x-x-8+20=0

We add all the numbers together, and all the variables

-3x+12=0

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

-3x=-12

x=-12/-3

x=+4

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