由题意得:x-1=±3x=4,x=-2x+y=±5y=±5-xy=6,y=4,y=-6,y=-4x+y-|x-1|=7,5,-5,-3,1,-1,-11,-9这题好多解啊 LZ是不是漏了条件.答:x=4或-2y=±4,±6x+y-|x-1|=7x+y-|x-1|=±5x+y-|x-1|=±1x+y-|x-1|=-3x+y-|x-1|=-11x+y...