-85=-7-3(6-4b)

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Solution for -85=-7-3(6-4b) equation: 



-85=-7-3(6-4b)

We move all terms to the left:

-85-(-7-3(6-4b))=0

We add all the numbers together, and all the variables

-(-7-3(-4b+6))-85=0



We calculate terms in parentheses: -(-7-3(-4b+6)), so:

-7-3(-4b+6)

determiningTheFunctionDomain
-3(-4b+6)-7

We multiply parentheses

12b-18-7

We add all the numbers together, and all the variables

12b-25

Back to the equation:

-(12b-25)



We get rid of parentheses

-12b+25-85=0

We add all the numbers together, and all the variables

-12b-60=0

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

-12b=60

b=60/-12

b=-5

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