Answer:
y=x2
I got it solved! tell me if it helped
You have divided 4,000000 by 100 so it became 40000 so 4000000 has 100 more whole number places
Mistake on my part ignore this
Luke: 1 practice 1 lap, 2 practices 2 laps, 3 practices 3 laps, 4 practices 4 laps
Alex: 1 practice 3 laps, 2 practices 6 laps, 3 practices 9 laps, 4 practices 12 laps
Luke ran 3 laps for 3 practices, and Alex ran 9 laps for 3 practices.