Let's simplify step-by-step.

There are no like terms.
Answer:

Answer:
r=sqrt45
Step-by-step explanation:
-12 degree F + 19 + 19 + 19 = 49 degree F
I think the answer is 49 degree F...
Answer:
41,000
Step-by-step explanation:
If it is under 5 you round down. Hope this helps! Plz give brainliest!