Answer:
I'm sorry I don't have an answer but for all future math work you should download photomath on your phone it's rly good
I believe that the question is referring to f(x) [f(x)=y , x=x] meaning it is asking for the <u>x value of 6</u>.
Each friend gets 4/5 of a bag of trail mix
19.8 I think and I'm pretty sure I have it right