2b-4=18-9b

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



2b-4=18-9b

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

2b+9b-18-4=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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