答:x/3+y/4=1x/2-y/3=-1两个方程分别通分:4x+3y=12……(1)3x-2y=-6……(2)(1)*2+(2)*3得:8x+9x=24-1817x=6解得:x=6/17代入(1)得:24/17+3y=123y=12-24/17y=4-8/17y=60/17所以方程组的解为:x=6/17,y=60/17