12b+b-9b+3b-5b-1=3

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Solution for 12b+b-9b+3b-5b-1=3 equation: 



12b+b-9b+3b-5b-1=3

We move all terms to the left:

12b+b-9b+3b-5b-1-(3)=0

We add all the numbers together, and all the variables

2b-4=0

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

2b=4

b=4/2

b=2

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