The tempature of a freezer started at "18c."after a few hours of cooling ,the freezer had a tempature if -12c. what is the difference between the new, cooler temperature and the original tempature

-12-18 = -30

answer = -30

You could even draw a number line and count from 18 to -12

b) the dogs need to shift their focus to human scent.

4th option is correct xy=-10

if this was to u plzz mark me the brainliest