Question

In Alaska, the temperature at 11 a.m. was –10°F. Twelve hours later, it had decreased by 21.4°F. What was the temperature at 11 p.m.?

Answer 1

35 degrees , 8. Nicole walked 10 blocks north from her house to a friend's house. After visiting, Nicole walked 10 blocks south back to her house. How far was Nicole from her starting point?

Answer 2

The temperature would be -31.4°F. As the temperature changes below zero, the new temperature is a negative number.

Explanation:

-10-21.4=

-31.4°F