3+2b=21b

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Solution for 3+2b=21b equation: 



3+2b=21b

We move all terms to the left:

3+2b-(21b)=0

We add all the numbers together, and all the variables

-19b+3=0

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

-19b=-3

b=-3/-19

b=3/19

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