20=2x-1+1

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Solution for 20=2x-1+1 equation: 



20=2x-1+1

We move all terms to the left:

20-(2x-1+1)=0

We add all the numbers together, and all the variables

-(+2x)+20=0

We get rid of parentheses

-2x+20=0

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

-2x=-20

x=-20/-2

x=+10

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