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(F)=4-(2)F
We move all terms to the left:
(F)-(4-(2)F)=0
We add all the numbers together, and all the variables
F-(-2F+4)=0
We get rid of parentheses
F+2F-4=0
We add all the numbers together, and all the variables
3F-4=0
We move all terms containing F to the left, all other terms to the right
3F=4
F=4/3
F=1+1/3
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