-9-7f=9-5f

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



-9-7f=9-5f

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

-7f+5f-9-9=0

We add all the numbers together, and all the variables

-2f-18=0

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

-2f=18

f=18/-2

f=-9

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