-1+7b=30

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Solution for -1+7b=30 equation: 



-1+7b=30

We move all terms to the left:

-1+7b-(30)=0

We add all the numbers together, and all the variables

7b-31=0

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

7b=31

b=31/7

b=4+3/7

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