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-(5F+7)=0

We get rid of parentheses

F-5F-7=0

We add all the numbers together, and all the variables

-4F-7=0

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

-4F=7

F=7/-4

F=-1+3/4

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