a-2=2a-22

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Solution for a-2=2a-22 equation: 



a-2=2a-22

We move all terms to the left:

a-2-(2a-22)=0

We get rid of parentheses

a-2a+22-2=0

We add all the numbers together, and all the variables

-1a+20=0

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

-a=-20

a=-20/-1

a=+20

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