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Mathematics, 19.08.2021 01:00 kevintino

At 5:00 a. m., the temperature outside was 6°F below zero. By noon, it rose by 15°F. At 7:00 p. m., the temperature dropped by 5°F. What was the evening temperature?

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At 5:00 a. m., the temperature outside was 6°F below zero. By noon, it rose by 15°F. At 7:00 p. m....
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