Answer :

choixongdong
-6f+13=2f-11
-6f - 2f  = -11 - 13
-8f = -24
   f = 3
the first thing you do is subtract 13 from both sides. you end up with -6f=2f-24.
then you subtract 2f from both sides. you end up with -6f-2f=-24 or -8f=-24.
then you divide -8 from both sides. you get f=3. I hope I helped.

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