20+x=2.x

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Solution for 20+x=2.x equation: 



20+x=2.x

We move all terms to the left:

20+x-(2.x)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

x-2.x+20=0

We add all the numbers together, and all the variables

-1x+20=0

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

-x=-20

x=-20/-1

x=+20

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