Question

At the beginning of a 10-hour experiment,a substance has an initial temperature of 19.7 degrees C. The substance is cooled at a constant rate of 2.6 degrees C per hour. What is the temperature of the substance at the end of the experiment?
Justify your answer using words and math. Explain.

Answer 1

Answer:

-6.3

Step-by-step explanation:

2.6 * 10 (10 hours and 2.6 degrees) = 26

19.7 - 26 = -6.3