Make sure answer is correct and please explain answer no random websites, they will get reported

Answer:
-9 is the answer
Step-by-step explanation:
So we know that the temperature was 2 degrees Fahrenheit in the morning. It dropped by 11 degrees, meaning -11 degrees.
2 + (-11) = ?
2+ (-11) = -9
When he woke up, the temperature was -9 degrees.
Hope this helped :)