19. julia is allowed to watch no more than 5 hours of television a week. so far this week, she has watched 1.5 hours. write and solve an inequality to show how many hours of television julia can still watch this week. 20. you are a member of your local movie theater’s club. every time you see a movie at the theater, you earn 2 advantage points. when you earn 100 points, you get a free movie pass. currently, you have 40 advantage points. write an equation to model the number of movies m you have to watch before you earn a free movie pass. solve the equation. show your work. 21. write an equation with a variable on both sides of the equal sign that has infinitely many solutions. solve the equation and explain why it has an infinite number of solutions.