Answer:
-2
Step-by-step explanation:
We can find the slope by using the slope formula
m = (y2-y1)/(x2-x1)
= (-5 - -7)/ ( -2 - -1)
= ( -5+7) / ( -2 +1)
= 2/-1
= -2
X and y are points that help u place other points
Answer:D
Step-by-step explanation:fsdgffdsfsdfsfdsf