F(x)^-1=2x-19

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Solution for F(x)^-1=2x-19 equation: 



(F)^-1=2F-19

We move all terms to the left:

(F)^-1-(2F-19)=0

We add all the numbers together, and all the variables

F-(2F-19)-1=0

We get rid of parentheses

F-2F+19-1=0

We add all the numbers together, and all the variables

-1F+18=0

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

-F=-18

F=-18/-1

F=+18

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