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0.3(b)=0.9
We move all terms to the left:
0.3(b)-(0.9)=0
We add all the numbers together, and all the variables
0.3b-0.9=0
We move all terms containing b to the left, all other terms to the right
0.3b=0.9
b=0.9/0.3
b=3+1.1102230246252E-16/0.3
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