1.(1)x=5,y=3(2)x=-11,y=-9(3)x=-4분의9,y=-4분의1(4)x=-1,y=1/2.(1)x=8,y=6(2)x=-1,y=1(3)x=1,y=-3(4)x=25.y=2/3.(1)x=1,y=0(2)x=-2,y=-1(3)x=1,y=1(4)x=-4,y=1
당신은 어느 그룹입니까?