-4=4+b

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Solution for -4=4+b equation: 



-4=4+b

We move all terms to the left:

-4-(4+b)=0

We add all the numbers together, and all the variables

-(b+4)-4=0

We get rid of parentheses

-b-4-4=0

We add all the numbers together, and all the variables

-1b-8=0

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

-b=8

b=8/-1

b=-8

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