Answer:
20
Step-by-step explanation:
x - 9 = 11
+9 +9
x = 20
After 10 hours the temperature is shown on the graph as 30 degrees.
50 degrees - 30 degrees = 20 degrees.
The temperature dropped 20 degrees in 10 hours.
Divide the change by the time:
20 degrees / 10 hours = 2 degrees per hour.
Because the temperature dropped, the change would be negative.
The answer is D. -2 degrees per hour.
Answer:
10.3727253..., irrational
Step-by-step explanation:
Answer:
I think k = 2 and m = 19
and I also think in order to mention the steps there must be another clue or equation
