F(x)=3^2-20x+25

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Solution for F(x)=3^2-20x+25 equation: 



(F)=3^2-20F+25

We move all terms to the left:

(F)-(3^2-20F+25)=0

We get rid of parentheses

F+20F-25-3^2=0

We add all the numbers together, and all the variables

21F-34=0

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

21F=34

F=34/21

F=1+13/21

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