Yunson must complete 30 hours of communtiy service. She does 2 hours each day. What linear equation represents the hours yunson has left after x days? (Show work pls)

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.