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50000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000b=1
We move all terms to the left:
50000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000b-(1)=0
We move all terms containing b to the left, all other terms to the right
50000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000b=1
b=1/50000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
b=1/50000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
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