2b+30=9b+2

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Solution for 2b+30=9b+2 equation: 



2b+30=9b+2

We move all terms to the left:

2b+30-(9b+2)=0

We get rid of parentheses

2b-9b-2+30=0

We add all the numbers together, and all the variables

-7b+28=0

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

-7b=-28

b=-28/-7

b=+4

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