-2f=9-3f

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Solution for -2f=9-3f equation: 



-2f=9-3f

We move all terms to the left:

-2f-(9-3f)=0

We add all the numbers together, and all the variables

-2f-(-3f+9)=0

We get rid of parentheses

-2f+3f-9=0

We add all the numbers together, and all the variables

f-9=0

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

f=9

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