You have 100 ft of fence to make a rectangle play area alongside the wall of your house. the wall of the house bounds 1 side. what is the largest size possible (in square ft) for the play area

Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?