-4+b=-4(2b-8)-9b

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Solution for -4+b=-4(2b-8)-9b equation: 



-4+b=-4(2b-8)-9b

We move all terms to the left:

-4+b-(-4(2b-8)-9b)=0



We calculate terms in parentheses: -(-4(2b-8)-9b), so:

-4(2b-8)-9b

We add all the numbers together, and all the variables

-9b-4(2b-8)

We multiply parentheses

-9b-8b+32

We add all the numbers together, and all the variables

-17b+32

Back to the equation:

-(-17b+32)



We get rid of parentheses

b+17b-32-4=0

We add all the numbers together, and all the variables

18b-36=0

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

18b=36

b=36/18

b=2

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