Answer:
42.3
Sorry I haven't been answering your questions I'm just behind on homework.
Answer:
The solutions are 
Step-by-step explanation:
we have

Complete the square. Remember to balance the equation by adding the same constants to each side


Rewrite as perfect squares

square root both sides


Answer:
-1°C
Step-by-step explanation:
8°C - 9°C = -1°C
Hope it helps
14,000 is the correct answer