2(1-2b)=-b-19

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Solution for 2(1-2b)=-b-19 equation: 



2(1-2b)=-b-19

We move all terms to the left:

2(1-2b)-(-b-19)=0

We add all the numbers together, and all the variables

2(-2b+1)-(-1b-19)=0

We multiply parentheses

-4b-(-1b-19)+2=0

We get rid of parentheses

-4b+1b+19+2=0

We add all the numbers together, and all the variables

-3b+21=0

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

-3b=-21

b=-21/-3

b=+7

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