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8.2b=123.0
We move all terms to the left:
8.2b-(123.0)=0
We add all the numbers together, and all the variables
8.2b-123=0
We move all terms containing b to the left, all other terms to the right
8.2b=123
b=123/8.2
b=15+1.4210854715202E-14/8.2
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