7f-2=12

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Solution for 7f-2=12 equation: 



7f-2=12

We move all terms to the left:

7f-2-(12)=0

We add all the numbers together, and all the variables

7f-14=0

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

7f=14

f=14/7

f=2

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