写出满足不等式组x-y
已知实数x,y满足不等式组:2x-y=0,x+2y
若实数x,y满足不等式组x>=0 ,y>=0,x+2y
已知x、y满足不等式组 x>等于0 y>等于0 x+y
不等式:设实数x,y满足3
已知x、y满足不等式组y≥xx+y≤2x≥a
已知x,y满足不等式组(y=0),x^2+y^2
已知x,y满足不等式组:y>=1; x+y=0; 又已知0
若实数x,y满足不等式组x-y+1≥0x+y-1≤0y≥0
设实数x,y满足不等式组y+x≤1y-x≤1y≥0
如果x,y满足不等式组x≤3x+y≥0x−y+5≥0
已知x,y满足不等式组 y≥x x+y≤2 x≥a(a
若实数x,y满足不等式组2x+y≤4x≥0y≥0