My brother need your help, it’s too hard for him,can you help him..????!!!!

Answer:
Slope: Ordered Pair: Slope Formala:
0 (0,0) and (1,0) (m = 0)
-2 (-2,-1) and (0,1) (m = -1)
1/2 (1,2) and (-4,12) (m = 9)
Im sorry i can't do the graph but i hope that help ❤️