An online movie club offers a membership for $5 per month. members can rent movies for $1.50 per rental. a member was billed $15.50 one month. write and solve an equation to find how many movies the member rented.

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?