54=9(8+b)

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Solution for 54=9(8+b) equation: 



54=9(8+b)

We move all terms to the left:

54-(9(8+b))=0

We add all the numbers together, and all the variables

-(9(b+8))+54=0



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

9(b+8)

We multiply parentheses

9b+72

Back to the equation:

-(9b+72)



We get rid of parentheses

-9b-72+54=0

We add all the numbers together, and all the variables

-9b-18=0

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

-9b=18

b=18/-9

b=-2

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