The condition that the point (x,y) may lie on the line joining (3,4) and (-5,-6) is
-5x - 4y + 1 = 0
5x + 4y + 1 = 0
-5x + 4y + 1 = 0
5x - 4y + 1 = 0
Find the condition that the point P(x, y) may lie on the line joining (3, 4) and (-5, -6).