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f(40)=40/54*100.
We move all terms to the left:
f(40)-(40/54*100.)=0
We add all the numbers together, and all the variables
f40-(+40/54*100.)=0
We add all the numbers together, and all the variables
f^40-(+40/54*100.)=0
We get rid of parentheses
f^40-40/54*100.=0
We multiply all the terms by the denominator
f^40*54*100.-40=0
We do not support efpression: f^40
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