3b-5=21

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Solution for 3b-5=21 equation: 



3b-5=21

We move all terms to the left:

3b-5-(21)=0

We add all the numbers together, and all the variables

3b-26=0

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

3b=26

b=26/3

b=8+2/3

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