27=-8+7(b-9)

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Solution for 27=-8+7(b-9) equation: 



27=-8+7(b-9)

We move all terms to the left:

27-(-8+7(b-9))=0



We calculate terms in parentheses: -(-8+7(b-9)), so:

-8+7(b-9)

determiningTheFunctionDomain
7(b-9)-8

We multiply parentheses

7b-63-8

We add all the numbers together, and all the variables

7b-71

Back to the equation:

-(7b-71)



We get rid of parentheses

-7b+71+27=0

We add all the numbers together, and all the variables

-7b+98=0

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

-7b=-98

b=-98/-7

b=+14

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