4 Maddox has a bag of p pepperonis. He gives 20 pepperonis to his friend A.J. He then makes 4 pizzas with the same number of pepperonis on each pizza using all of the remaining pepperonis. Write an expression that represents the number of pepperonis on each pizza. Show your work.
Emma has 45 minutes to exercise. It takes Emma 3 minutes to jog around the track and 5 minutes to stretch. She jogs 6 laps around the track and stretches 2 times. Write and evaluate an algebraic expression to find the amount of time Emma has left. Use j for the number of laps she jogs and 5 for the number of times she stretches. Show your work