7x+20=9x+22

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Solution for 7x+20=9x+22 equation:



7x+20=9x+22
We move all terms to the left:
7x+20-(9x+22)=0
We get rid of parentheses
7x-9x-22+20=0
We add all the numbers together, and all the variables
-2x-2=0
We move all terms containing x to the left, all other terms to the right
-2x=2
x=2/-2
x=-1

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