9=b/(-1)=

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Solution for 9=b/(-1)= equation: 



9=b/(-1)=

We move all terms to the left:

9-(b/(-1))=0

We multiply all the terms by the denominator


-(b+9*(-1))=0



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

b+9*(-1)

We add all the numbers together, and all the variables

b-9

Back to the equation:

-(b-9)



We get rid of parentheses

-b+9=0

We add all the numbers together, and all the variables

-1b+9=0

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

-b=-9

b=-9/-1

b=+9

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