2(2b+9)=b

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Solution for 2(2b+9)=b equation: 



2(2b+9)=b

We move all terms to the left:

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

We add all the numbers together, and all the variables

-1b+2(2b+9)=0

We multiply parentheses

-1b+4b+18=0

We add all the numbers together, and all the variables

3b+18=0

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

3b=-18

b=-18/3

b=-6

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