Manny wants to rent a movie. each movie costs $1 to rent. the function f(x) =x represents this situation. explain and f(x) represents in this situation.

Ineed if you could explain and give me the answer you! this needs done

Select the correct answer from the drop-down menu. subtracting 3xy^2 from 8xy^2 gives the same result as the expression. [tex]3xy ^{2} - 8xy ^{2} [/tex][tex] { - 7xy}^{2} - {2xy}^{2} [/tex][tex] {7xy}^{2} - {2xy}^{2} [/tex]

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m