8-7=2b

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Solution for 8-7=2b equation: 



8-7=2b

We move all terms to the left:

8-7-(2b)=0

We add all the numbers together, and all the variables

-2b+1=0

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

-2b=-1

b=-1/-2

b=1/2

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