8b=9+7b

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Solution for 8b=9+7b equation: 



8b=9+7b

We move all terms to the left:

8b-(9+7b)=0

We add all the numbers together, and all the variables

8b-(7b+9)=0

We get rid of parentheses

8b-7b-9=0

We add all the numbers together, and all the variables

b-9=0

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

b=9

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