Question

From midnight to 6:00 am on a winter night the temp steadily decreased dropping 3 degrees each hour. If the temp was 13 degrees at midnight what was the temp at 6:00am.

Write an expression to represent this situation.

Expain why your answers is reasonable and how you were able to determine the temp using rules of intergers.

Answer 1

Answer: -5

Explanation:

12 - 13d

1 - 10d
2 - 7d

3 - 4d

4 - 1d

5 - -2d

6 - -5d

each coming time you subtract 3 from that current temp.