Question 755307
gradient -> m -> y2 - y1/x2 - x1
-11 -7/-1 -2 = -18/-3 = 6
Using formula: y - b =m(x - a)
   using (2, 7)  m = 6
               y - 7 = 6(x - 2)
               y - 7 = 6x - 12
                   y = 6x - 12 + 7
                   y = 6x - 5
Hope this helps
:-)