18-9(b-3)=-54

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Solution for 18-9(b-3)=-54 equation: 



18-9(b-3)=-54

We move all terms to the left:

18-9(b-3)-(-54)=0

We add all the numbers together, and all the variables

-9(b-3)+72=0

We multiply parentheses

-9b+27+72=0

We add all the numbers together, and all the variables

-9b+99=0

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

-9b=-99

b=-99/-9

b=+11

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