3f-2=9f

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Solution for 3f-2=9f equation: 



3f-2=9f

We move all terms to the left:

3f-2-(9f)=0

We add all the numbers together, and all the variables

-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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