F(2)=9-2x

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Solution for F(2)=9-2x equation: 



(2)=9-2F

We move all terms to the left:

(2)-(9-2F)=0

We add all the numbers together, and all the variables

-(-2F+9)+2=0

We get rid of parentheses

2F-9+2=0

We add all the numbers together, and all the variables

2F-7=0

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

2F=7

F=7/2

F=3+1/2

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