Match each set of points with the slope of the line formed by the ordered pairs. (1.-3) and (-1,-3)
no slope
(0.-1) and (2,-5)
slope = 1/2
(0,7) and (2.4)
zero slope
(0,0) and (2.1)
slope =-312
(-1,3) and (-1,-3)
slope = -2