43-21=x-7

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Solution for 43-21=x-7 equation: 



43-21=x-7

We move all terms to the left:

43-21-(x-7)=0

We add all the numbers together, and all the variables

-(x-7)+22=0

We get rid of parentheses

-x+7+22=0

We add all the numbers together, and all the variables

-1x+29=0

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

-x=-29

x=-29/-1

x=+29

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