Mathematics, 03.12.2020 05:20, griffinkiley22

A submarine is 84 feet below the surface of the water, and descends 10 feet deeper every minute. How many minutes will it take for the submarine to be located 219 feet below the surface? please help last question of the day

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A submarine is 84 feet below the surface of the water, and descends 10 feet deeper every minute. How...