7b-2=4b+19

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Solution for 7b-2=4b+19 equation: 



7b-2=4b+19

We move all terms to the left:

7b-2-(4b+19)=0

We get rid of parentheses

7b-4b-19-2=0

We add all the numbers together, and all the variables

3b-21=0

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

3b=21

b=21/3

b=7

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