12b+15=30

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Solution for 12b+15=30 equation: 



12b+15=30

We move all terms to the left:

12b+15-(30)=0

We add all the numbers together, and all the variables

12b-15=0

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

12b=15

b=15/12

b=1+1/4

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