2b-4=8b

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Solution for 2b-4=8b equation: 



2b-4=8b

We move all terms to the left:

2b-4-(8b)=0

We add all the numbers together, and all the variables

-6b-4=0

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

-6b=4

b=4/-6

b=-2/3

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