2f+2=9+f

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Solution for 2f+2=9+f equation: 



2f+2=9+f

We move all terms to the left:

2f+2-(9+f)=0

We add all the numbers together, and all the variables

2f-(f+9)+2=0

We get rid of parentheses

2f-f-9+2=0

We add all the numbers together, and all the variables

f-7=0

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

f=7

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