A gold mine has two​ elevators, one for equipment and another for the miners. The equipment elevator descends 7 feet per second. The elevator for the miners descends 17 feet per second. One​ day, the equipment elevator begins to descend. After 31 seconds, the elevator for the miners begins to descend. What is the position of each elevator relative to the surface after another 14 seconds? At that​ time, which elevator is​ deeper?

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