12=b/9-11

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Solution for 12=b/9-11 equation: 



12=b/9-11

We move all terms to the left:

12-(b/9-11)=0

We get rid of parentheses

-b/9+11+12=0

We multiply all the terms by the denominator


-b+11*9+12*9=0

We add all the numbers together, and all the variables

-1b+207=0

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

-b=-207

b=-207/-1

b=+207

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