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9.16b-1.29b=12.2
We move all terms to the left:
9.16b-1.29b-(12.2)=0
We add all the numbers together, and all the variables
7.87b-12.2=0
We move all terms containing b to the left, all other terms to the right
7.87b=12.2
b=12.2/7.87
b=1+3.2556390977444/5.9172932330827
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