Question 2616
If a line goes thru points (x1,y1) and (x2,y2) then slope of the line will be 
m = (y2-y1)/(x2-x1)

Therefore in this case slope of the line passing through (5,-5) and (6,2) will ne
m = (2-(-5))/(6-5)
=> 7/1 = 7
so slope of line is 7