This equation shows how the distance Simon has cycled depends on the number of trips he has taken to work. d = 7t

The variable t represents the number of trips he has made, and the variable d represents the total distance cycled in kilometers. How many trips will Simon have to make to cycle a total of 7 kilometers?

Luigi is the first person to finish a 5k race and is standing 13 feet beyond the finish line. another runner, mario, is still running the race and has approximately 24 feet before he reaches the finish line. what is the distance between mario and luigi? explain through words, numbers or pictures how you found the answer.