8b+12=42

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Solution for 8b+12=42 equation: 



8b+12=42

We move all terms to the left:

8b+12-(42)=0

We add all the numbers together, and all the variables

8b-30=0

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

8b=30

b=30/8

b=3+3/4

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