Answer:
4
Step-by-step explanation:
slope = rise/run = (difference in y)/(difference in x)
Subtract any two y-coordinates.
-10 - 2 = -12
Now subtract the corresponding x-coordinates in the same order.
-2 - 1 = -3
slope = rise/run = (difference in y)/(difference in x)
slope = (-12)/(-3) = 4
