Jogging Speeds At first an athlete jogs at 5 miles per hour and then jogs at 8 miles per h...

Jogging Speeds At first an athlete jogs at 5 miles per hour and then jogs at 8 miles per hour, traveling 7 miles in 1.1 hours. How long does the athlete jog at each speed? (Hint: Let t represent the amount of time the athlete jogs at 5 mph. Then 1.1 − t represents the amount of time the athlete jogs at 8 mph.)