Find the slope of the line through each pair of points.
1) (8, 12), (11,-17)
3) (-1, -8), (-20, 19)
5) (2,16), (8, 20)
7) (11,-6), (8,5)
2) (2.-11). (15, 11)
Date
4) (5, -18), (-15, -16)
6) (9, 10), (-12,-4)
8) (11, 8), (-6, 3)