2b+4+9b=-18

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Solution for 2b+4+9b=-18 equation: 



2b+4+9b=-18

We move all terms to the left:

2b+4+9b-(-18)=0

We add all the numbers together, and all the variables

11b+22=0

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

11b=-22

b=-22/11

b=-2

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