In 14 days, the daily high temperature in Cedar Hills dropped by 16.8 degrees Fahrenheit. What is the average daily rate of change in the high temperature in degrees Fahrenheit? A.
+2.2
B.
+1.2
C.
+1.1
D.
-1.2
E.
-2.2

step-by-step explanation:

i am not sure sorry : c

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.

the answer is 3/2 and for decimal: 1.5

hope i

-lavira: )

step by step explanation: when u removing the parentheses and combined them that would be : x+3y-x-y=2y