20+x=3x-2

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Solution for 20+x=3x-2 equation: 



20+x=3x-2

We move all terms to the left:

20+x-(3x-2)=0

We get rid of parentheses

x-3x+2+20=0

We add all the numbers together, and all the variables

-2x+22=0

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

-2x=-22

x=-22/-2

x=+11

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