-9=-11+8/b

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



-9=-11+8/b

We move all terms to the left:

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



Domain of the equation: b)!=0

b!=0/1

b!=0

b∈R



We add all the numbers together, and all the variables

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

We get rid of parentheses

-8/b+11-9=0

We multiply all the terms by the denominator


11*b-9*b-8=0

We add all the numbers together, and all the variables

2b-8=0

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

2b=8

b=8/2

b=4

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