7x-22=5x+20

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Solution for 7x-22=5x+20 equation: 



7x-22=5x+20

We move all terms to the left:

7x-22-(5x+20)=0

We get rid of parentheses

7x-5x-20-22=0

We add all the numbers together, and all the variables

2x-42=0

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

2x=42

x=42/2

x=21

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