Explanation - Difference of coordinates: Δx = 2 - (-4) = 6 Δy = - 8 - 7 = - 15 The ratio of AB to AC is 2:1. So: AB = 2*AC/3 and BC = AC/3 Then coordinates of point B should be 2/3 from the point A: x = 2- 6*2/3 = 2 - 4 = -2 y = - 8 - (-15)*2/3 = -8 + 10 = 2 So point B has coordinates of (-2, 2)