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2b-5.7=20.1
We move all terms to the left:
2b-5.7-(20.1)=0
We add all the numbers together, and all the variables
2b-25.8=0
We move all terms containing b to the left, all other terms to the right
2b=25.8
b=25.8/2
b=12+1/1.11111111111
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