-1=b+(-3)

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Solution for -1=b+(-3) equation: 



-1=b+(-3)

We move all terms to the left:

-1-(b+(-3))=0



We calculate terms in parentheses: -(b+(-3)), so:

b+(-3)

We add all the numbers together, and all the variables

b-3

Back to the equation:

-(b-3)



We get rid of parentheses

-b+3-1=0

We add all the numbers together, and all the variables

-1b+2=0

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

-b=-2

b=-2/-1

b=+2

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