Respuesta :

Answer:

  -3 °F

Step-by-step explanation:

The net change in temperature from 5 am to 9 am was ...

  -4 -5 -6 +7 = -8 . . . °F

Adding this to the starting temperature gives a temperature at 9 am of ...

  5 °F - 8 °F = -3 °F

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