Answer:
I think the answer wold be -5/3 or -1.666666667 .
If you look closely you'll see that x can take on any real value here. On the other hand, y can equal -4 (maximum) or any real number smaller than -4.
Translate this information into interval notation.
27.5
Just divide 330 and 12 because 1 dozen is 12!
Values of slope = (86-71) / (3pm - 10 am) = 15 / 5 = 3
This value of the slope gives the average rise in temperature per hour.