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Mathematics, 05.05.2020 19:43 crystalclear99

At 7:00 a. m., the temperature was 12° below zero Fahrenheit. Then the temperature rose 3° per hour for 9 hours. What was the temperature at 2:00 p. m.?
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At 7:00 a. m., the temperature was 12° below zero Fahrenheit. Then the temperature rose 3° per hour...
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