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polet [3.4K]
3 years ago
10

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

?
Mathematics
1 answer:
AleksandrR [38]3 years ago
7 0

9:00 am to 1:00 pm is 4 hours.

The temperature dropped 2 degrees every hour so 2 x 4 = 8 total degrees.

Add 8 degrees to the final temperature to find the starting temperature.

-13 + 8 = -5 degrees at 9:00 am.

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