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(F)=5F+F3-8
We move all terms to the left:
(F)-(5F+F3-8)=0
We add all the numbers together, and all the variables
-(+5F+F^3-8)+F=0
We get rid of parentheses
-F^3-5F+F+8=0
We do not support eFpression: F^3
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