2x+20=9x-2x

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Solution for 2x+20=9x-2x equation: 



2x+20=9x-2x

We move all terms to the left:

2x+20-(9x-2x)=0

We add all the numbers together, and all the variables

2x-(+7x)+20=0

We get rid of parentheses

2x-7x+20=0

We add all the numbers together, and all the variables

-5x+20=0

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

-5x=-20

x=-20/-5

x=+4

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