34=7+b

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Solution for 34=7+b equation: 



34=7+b

We move all terms to the left:

34-(7+b)=0

We add all the numbers together, and all the variables

-(b+7)+34=0

We get rid of parentheses

-b-7+34=0

We add all the numbers together, and all the variables

-1b+27=0

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

-b=-27

b=-27/-1

b=+27

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