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Mathematics, 30.03.2020 17:02 shawntawright1

At 9:00 AM, the temperature started dropping 2°C per hour until it reached –13°C at 1:00 PM. What was the temperature at 9:00 AM?

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At 9:00 AM, the temperature started dropping 2°C per hour until it reached –13°C at 1:00 PM. What wa...
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