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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

8b-(b-9)-16=0

We get rid of parentheses

8b-b+9-16=0

We add all the numbers together, and all the variables

7b-7=0

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

7b=7

b=7/7

b=1

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