解:3/ ﹙x-1﹚+ 2x/﹙x+1﹚=2 3﹙x+1﹚+ 2x﹙x-1﹚= 2﹙x+1﹚﹙x-1﹚3X+3+2X²-2X=2X²-2X=﹣5检验:X=﹣5时﹙x+1﹚﹙x-1﹚≠0,它使原分式方程有意义∴X=﹣5
x-1分之3+x+1分之2x=2 3/(x-1)+ 2x /(x+1) =2 去分母3(x+1)+2x(x-1)=2(x-1) (x+1) 化解x=-5