theeonlytiny theeonlytiny

10-02-2018
Mathematics

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you track the temperature from the time you eat lunch to the time you go to bed . You find that it drops 2 degrees each hour for 10 hours . which expression best shows the change in temperature. a. -2x10 b. -2x-10 c. 2+10 or d . 2x10

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gustanika gustanika

10-02-2018

The temperature drops 2 degrees in x hours, we could write it as
(-2)x

Because it drops for 10 hours, change the x into 10
(-2)(10)
= -2 × 10

The answer is option a

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tookakd tookakd

11-01-2019

The answer is A. -2x10.

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