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Mathematics, 24.11.2021 07:40 drelisech6467

The temperature of a substance in an experiment changes by −8.7°F from 10 a. m. to 1 p. m. At 5 p. m., the temperature is 33.5°F. It is 23 of what the temperature was at 1 p. m. What was the temperature at 10 a. m. of the substance?

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