F(x)=21x-14

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Solution for F(x)=21x-14 equation: 



(F)=21F-14

We move all terms to the left:

(F)-(21F-14)=0

We get rid of parentheses

F-21F+14=0

We add all the numbers together, and all the variables

-20F+14=0

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

-20F=-14

F=-14/-20

F=7/10

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