Luke is driving from his house to the store. after driving 16 miles at a constant speed of 0.8 mile/minute, he realizes that he forgot his wallet. so, he turns around and drives all the way back to his house at the same speed. the equation below models luke's distance, in miles, from home as he drives for t minutes.
using the given equation, match the number of minutes since luke started driving from his house to his distance from the house.