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Mathematics, 13.07.2019 16:30 marika35

On a recent trip, juan started at an elevation of 1200 feet above sea level. he descended into a valley 20.4 feet below sea level. which of the following shows one way to calculate how many feet he descended in all? a. -20.4–(-1200) b. 1200–20.4 c. -20.4+1600 d. 1200–(-20.4)

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