Igive and 5 stars
look at the screenshot, ? ? tell me how you got

We have to find out the coordinates of two points to find out the slope.
according to the figure,
first point is x1 = 1 & y1 = 2
second point is x2 = 4 & y2 = 1

slope = (y2 - y1) / (x2 - x1)
= (1-2) / (4-1)
= -1 / 3

10,000 hope i ! : )