I believe the answer is b.
I hope my explanation helps
Answer:
10000 + 8000 + 300 + 7
Step-by-step explanation:
18,307
= 10000 + 8000 + 300 + 7
Well all u have to do is minus -6 from 23 so 23-6 is 17. Then all u have to do is add 0+17 so ur answer is the temperature changed 17 F