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0.143f-5.5=0.643
We move all terms to the left:
0.143f-5.5-(0.643)=0
We add all the numbers together, and all the variables
0.143f-6.143=0
We move all terms containing f to the left, all other terms to the right
0.143f=6.143
f=6.143/0.143
f=42+0.137/0.143
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