Five spheres of masses 1, 2, 3, 4 and 5 kg are moving along a straight line in the same direction with velocities 5, 4, 3, 2 and 1 m/s respectively. The
Find the point on the straight line 3x + y + 4 = 0 which is equidistant from the points ( - 5,6) and (3,2) .