Latest exam Aptitude Question SOLUTION: 1.) 3x/(x+1) + 6/2x = 7/x 2.) 6x/(x+4) + 4 = 2x+2/(x-1) 3.) 7x+1/2x+5 + 1 =10x-3/3x 4.) 10/x^2-2x + 4/x = 5/x-2