20=1/f

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Solution for 20=1/f equation: 



20=1/f

We move all terms to the left:

20-(1/f)=0



Domain of the equation: f)!=0

f!=0/1

f!=0

f∈R



We add all the numbers together, and all the variables

-(+1/f)+20=0

We get rid of parentheses

-1/f+20=0

We multiply all the terms by the denominator


20*f-1=0

We add all the numbers together, and all the variables

20f-1=0

We move all terms containing f to the left, all other terms to the right

20f=1

f=1/20

f=1/20

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