Question

One cold night the temperature was 0 degrees at 8 p.m. The temperature dropped at a constant rate from 8 p.m. to midnight. At midnight the temperature was −16.8 degrees. What was the temperature at 9 p.m.?

Answer 1

-4.2

Explanation:

i took the quiz

Answer 2

-16.8 = m(4)

-16.8 / 4 = -4.2

So the constant rate is -4.2.

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