F(x)=3x-2x+7

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Solution for F(x)=3x-2x+7 equation: 



(F)=3F-2F+7

We move all terms to the left:

(F)-(3F-2F+7)=0

We add all the numbers together, and all the variables

F-(F+7)=0

We get rid of parentheses

F-F-7=0

We add all the numbers together, and all the variables

-7!=0

There is no solution for this equation

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