A movie theater sells 400 tickets. Adult tickets sell for $8 each while child tickets are sold for $5 each. If the total sales for the afternoon were $2750, how many of each type of tickets were sold?

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15

Last week , donnell practiced the piano 3 hours longer than marcus . together, marcus and donnell practiced the piano 11 hours . for how many hours did each young man practiced the piano

Given the equation    = 5, solve for x and identify if it is an extraneous solution