Answer:
m = -1 x point p an be a coordinate that has sae gradient = 9/-9 or = -1
Step-by-step explanation:
C to (6,-5) to D (-3,4) shows us gradient y2-y1 / 2-1 = 4 - -5/ -3-6 = 4+5/ -3-6= 9/-9 = -1 when x = 1 which gives us -9 down and 9 across for slope and such is the similar the gradient = -1