﹛(y+1)/(x-3)﹜/2=1 两边同时乘以2得:(y+1)/(x-3)=2两边同时乘以(x-3)得:y+1=2x-6y=2x-7y=2x-7代入 3x+2y=4得:3x+2(2x-7)=4x=18/7x=18/7代入y=2x-7得:y=-13/7即x=18/7 y=-13/7
x/2-﹙y+1﹚/3=1① 3x+2y=4②①通分3X-2Y=8①+②X=2Y=-1