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03-12-2018
Mathematics

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The Temperature at 7 P.M at a weather station in Minnesota was -5 F. The temperature began changing at the rate of - 2.5 F Per hour. What was the temperature at 10 P.M?

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marcoisop marcoisop

03-12-2018

-12.5 because 7pm to 10pm are 3 hours.
Which is 3 times -2.5 and it equals -7.5 plus -5 which is -12.5

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