4b-1=8b+7

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Solution for 4b-1=8b+7 equation: 



4b-1=8b+7

We move all terms to the left:

4b-1-(8b+7)=0

We get rid of parentheses

4b-8b-7-1=0

We add all the numbers together, and all the variables

-4b-8=0

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

-4b=8

b=8/-4

b=-2

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