13x+31=21x+22

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Solution for 13x+31=21x+22 equation: 



13x+31=21x+22

We move all terms to the left:

13x+31-(21x+22)=0

We get rid of parentheses

13x-21x-22+31=0

We add all the numbers together, and all the variables

-8x+9=0

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

-8x=-9

x=-9/-8

x=1+1/8

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