(1, 22), (3, 18), (5,14), (6, 13), (8,5)
(1, 23), (3, 18), (5,14), (6, 11), (8,7)
you plot there on a graph. do you know how to place on a graph?
if not, the line going up and down is the x-axis and the line going side to side is the y-axis,
for example (4,7) it would be (x,y)
i really hope this helps :)