-3(1+6b)-b=18+2b

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Solution for -3(1+6b)-b=18+2b equation: 



-3(1+6b)-b=18+2b

We move all terms to the left:

-3(1+6b)-b-(18+2b)=0

We add all the numbers together, and all the variables

-3(6b+1)-b-(2b+18)=0

We add all the numbers together, and all the variables

-1b-3(6b+1)-(2b+18)=0

We multiply parentheses

-1b-18b-(2b+18)-3=0

We get rid of parentheses

-1b-18b-2b-18-3=0

We add all the numbers together, and all the variables

-21b-21=0

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

-21b=21

b=21/-21

b=-1

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