Hi, 1/x+1 - 1/x-2 = 1/2 Multiplying each term on both sides of equation by 2(x+1)(x-2) so as all denominators =1 2(x-2) - 2(x+1)= (x+1)(x-2) -6 = x^2 -x -2 0 = x^2 -x +4