5f-9=3f+7

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Solution for 5f-9=3f+7 equation: 



5f-9=3f+7

We move all terms to the left:

5f-9-(3f+7)=0

We get rid of parentheses

5f-3f-7-9=0

We add all the numbers together, and all the variables

2f-16=0

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

2f=16

f=16/2

f=8

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