2(4b+9)+4b=15

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Solution for 2(4b+9)+4b=15 equation: 



2(4b+9)+4b=15

We move all terms to the left:

2(4b+9)+4b-(15)=0

We add all the numbers together, and all the variables

4b+2(4b+9)-15=0

We multiply parentheses

4b+8b+18-15=0

We add all the numbers together, and all the variables

12b+3=0

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

12b=-3

b=-3/12

b=-1/4

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