Jabian buys pencils as souvenirs from his vacation to give to his friends. he starts with 90 pencils and gives away 15 each hour until he has no pencils left. use the segment tool to plot a graph representing the number of pencils jabian has left to give away from the time he starts giving them away until he has no pencils left.

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.