b-3=9;b=6

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Solution for b-3=9;b=6 equation: 



b-3=9b=6

We move all terms to the left:

b-3-(9b)=0

We add all the numbers together, and all the variables

-8b-3=0

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

-8b=3

b=3/-8

b=-3/8

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