-5=7-(9-b)

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Solution for -5=7-(9-b) equation: 



-5=7-(9-b)

We move all terms to the left:

-5-(7-(9-b))=0

We add all the numbers together, and all the variables

-(7-(-1b+9))-5=0



We calculate terms in parentheses: -(7-(-1b+9)), so:

7-(-1b+9)

determiningTheFunctionDomain
-(-1b+9)+7

We get rid of parentheses

1b-9+7

We add all the numbers together, and all the variables

b-2

Back to the equation:

-(b-2)



We get rid of parentheses

-b+2-5=0

We add all the numbers together, and all the variables

-1b-3=0

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

-b=3

b=3/-1

b=-3

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