At the beginning of a laboratory experiment, the temperature of a substance is -12.6 degrees celsius. During the experiment, the temperature of the substance decrease 7.5 degrees celsius. What is the final temperature of the substance?

Respuesta :

-12.6+-7.5=-20.1 degrees Celsius

Answer:

-12.6+-7.5=-20.1 degrees Celsius

Step-by-step explanation: