3+f=9f

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Solution for 3+f=9f equation: 



3+f=9f

We move all terms to the left:

3+f-(9f)=0

We add all the numbers together, and all the variables

-8f+3=0

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

-8f=-3

f=-3/-8

f=3/8

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