If f(x)= x^3+x^2-x what is f(4)?

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?

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?