Just divide 4.5 by 2.8 and you'll get the rate of decreasing degree per hour.
Answer:
Step-by-step explanation:
the second one , why? because 7a-12a=-5a
4 - 8 = -4
B is a function because a function cannot have an X value with more than one Y value.
Answer:
31/3 ×51/4
527/4
Step-by-step explanation:
