Answer
20.1°C
Step-by-step explanation:
-12.6 °C - 7.5 °C =-20.1°C
The answer is 435,175,000.
The value for m is -5
Putting the x⁵ on the denominator is just a way to get rid of the negative exponent.
Answer:
B: 57 mph=57 mph
Step-by-step explanation:
A steady pace means constant speed that it does not change over a period of time and direction of motion. A simple formula, for this case (constant speed)

where x is distance and t time. The subtract is final value minus initial value
We have the distance and time, then