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Mathematics, 05.10.2019 21:10 francisebell2p698f2

At 4pm the temperature started to change drastically. each hour for three hours, the temperature decreases by 7 . which expression best shows another way to write the product for the temperature

7+7+7

7+7+7+7

(-1)(7+7+7)

(-7)+(-7)+(-7)+(-7)

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