-7=-13-b/8

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Solution for -7=-13-b/8 equation: 



-7=-13-b/8

We move all terms to the left:

-7-(-13-b/8)=0

We add all the numbers together, and all the variables

-(-b/8-13)-7=0

We get rid of parentheses

b/8+13-7=0

We multiply all the terms by the denominator


b+13*8-7*8=0

We add all the numbers together, and all the variables

b+48=0

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

b=-48

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