Kayden is a stunt driver. one time, during a gig where she escaped from a building about to she drove at a constant speed to get to the safe zone that was 160 meters away. after 3 seconds of driving, she was 85 meters away from the safe zone. let d(t), denote the distance to the safe zone d (measured in meters) as a function of time t (measured in seconds). write the function's formula.