What value of n will make the rational number -17\n an integer

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?

Find a conversion factor between square centimeters and square meters. write it in three forms. square centimeters = 1 square meter

Provide all steps given to find the answer. simplify: 5(2x+9)²