Answer:
x≤10
Step-by-step explanation:
Finding the slope using two points:
The formula for slope is
In this case...
(1, 9) and (-3, 16)
^^^Plug these numbers into the formula for slope...

C. 
^^^This is your slope
Hope this helped!
~Just a girl in love with Shawn Mendes
You would just have to isolate for x
so it would simply become
-1.56/-7.8
= 0.2
Answer:
I say Mean.
Step-by-step explanation:
Mean (Average): 23
Mode(most common): 21
Median(Middle): 21