(-1+b)/20=-1

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Solution for (-1+b)/20=-1 equation: 



(-1+b)/20=-1

We move all terms to the left:

(-1+b)/20-(-1)=0

We add all the numbers together, and all the variables

(b-1)/20-(-1)=0

We add all the numbers together, and all the variables

(b-1)/20+1=0

We multiply all the terms by the denominator


(b-1)+1*20=0

We add all the numbers together, and all the variables

(b-1)+20=0

We get rid of parentheses

b-1+20=0

We add all the numbers together, and all the variables

b+19=0

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

b=-19

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