Respuesta :
Answer:
see explanation.
Step-by-step explanation:
-57°C ÷ 15 = -3.8, or [tex]-3\frac{4}{5}[/tex].
Check:
15 × 3.8 = -57°C.
The temperature change every hour is -3.8°C.
hope this helped.
I am terribly sorry if I am wrong.
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