F(2)=2x+4x

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



(2)=2F+4F
We move all terms to the left:
(2)-(2F+4F)=0
We add all the numbers together, and all the variables
-(+6F)+2=0
We get rid of parentheses
-6F+2=0
We move all terms containing F to the left, all other terms to the right
-6F=-2
F=-2/-6
F=1/3

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