when alvin woke up in the morning, it was -9°f. by the afternoon, the temperature had risen to -2°f. what…

when alvin woke up in the morning, it was -9°f. by the afternoon, the temperature had risen to -2°f. what was the change in temperature from the morning to the afternoon? °f
Answer
Explanation:
Step1: Identify initial and final temps
Initial temp = - 9°F, Final temp = - 2°F
Step2: Calculate temp change
Change = Final - Initial = - 2 - (-9)
Step3: Simplify expression
- 2 - (-9)=-2 + 9 = 7
Answer:
7