Answer:
12546
Step-by-step explanation:
9.5% = 0.95 = 95
12,640 - 95 = 12546
------------------------(- K)-------------0-------------(+K)-----------------
K unit to the left of 0, means K is negative.
The opposite of (-K) is (+K), both are symmetric vs. the origin "0", then its location will be +K
Ricardo is not correct because the temperature is actually getting colder (idk if I need to explain it more). The difference is -12 F