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-1.56=3.7f=5.1
We move all terms to the left:
-1.56-(3.7f)=0
We add all the numbers together, and all the variables
-(+3.7f)-1.56=0
We get rid of parentheses
-3.7f-1.56=0
We move all terms containing f to the left, all other terms to the right
-3.7f=1.56
f=1.56/-3.7
f=-1/2.3717948717949
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