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Mathematics, 12.05.2021 20:30 pahalsehgal

An escalator decends at a constant rate. After 15 seconds, the escalator is 10 feet below its original position. After 45 seconds, it is 30 feet below its original position. Which equation represents the change in height in feet, y, after x seconds of riding the escalator?

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An escalator decends at a constant rate. After 15 seconds, the escalator is 10 feet below its origin...
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