A subway train starts from rest at a station and

Question

Problem: A subway train starts from rest at a station and accelerates at a rate of 1.64m/s2 for 14.0 s. It runs at constant speed for 70.0s and slows down at a rate of 3.47m/s² until it stops at the next station.

Part A: What is the total distance covered?

Please use as much detail as required in your solution. Thanks.