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Mathematics, 12.07.2019 16:30 vivian2020

33. a scientist is measuring the temperature change in a chemical compound. the temperature dropped 11°f per hour from the original temperature. after four hours, the temperature was 90°f. find the compound's original temperature. 34. a mountain climber ascend 800 feet per hour from his original position. after six hours, his final position is 11,600 feet above sea level. find the climbers original position.

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