-9=-11+(b/8)

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Solution for -9=-11+(b/8) equation: 



-9=-11+(b/8)

We move all terms to the left:

-9-(-11+(b/8))=0

We add all the numbers together, and all the variables

-(-11+(+b/8))-9=0

We multiply all the terms by the denominator


-(-11+(+b-9*8))=0



We calculate terms in parentheses: -(-11+(+b-9*8)), so:

-11+(+b-9*8)

determiningTheFunctionDomain
(+b-9*8)-11

We add all the numbers together, and all the variables

(b-72)-11

We get rid of parentheses

b-72-11

We add all the numbers together, and all the variables

b-83

Back to the equation:

-(b-83)



We get rid of parentheses

-b+83=0

We add all the numbers together, and all the variables

-1b+83=0

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

-b=-83

b=-83/-1

b=+83

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