Is 4 a factor of 27c + 9?

If x = 12 and y = 3, what is the value of x - y 2? 81 6 3 18

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?

An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.