Mathematics, 27.09.2019 17:30, avhobby3

At 6 pm the temperature was 42f°.by 10 pm the temperature had dropped 5 degrees. by midnight, it had dropped another 7 degrees. what was the temperature last night.
a.30f° b.35f° c.37f° d.47f°

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At 6 pm the temperature was 42f°.by 10 pm the temperature had dropped 5 degrees. by midnight, it had...