F(2x)=4x+7

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Solution for F(2x)=4x+7 equation: 



(2F)=4F+7

We move all terms to the left:

(2F)-(4F+7)=0

We get rid of parentheses

2F-4F-7=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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