Emily is a songwriter who collects royalties on her songs whenever they are played in a commercial or a movie. Emily will earn $40 every time one of her songs is played in a commercial and she will earn $120 every time one of her songs is played in a movie. Emily earned a total of $600 in royalties on 11 commercials and movies. Graphically solve a system of equations in order to determine the number of commercials, x, x, and the number of movies, y, y, on which Emily's songs were played. what are the coordinate points so i can graph it? if you have time pls explain