A rectangle with a length of 22 feet and an unkown width, W, has a perimeter of 74 feet. Set up and slove an equation to find the vaulur of W

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

How do i solve uniform motion problems?

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?