Which of the following systems is inconsistent (has no solution)?
{2x+y=34x+2y=6\begin{cases} 2x + y = 3 \\ 4x + 2y = 6 \end{cases}{2x+y=34x+2y=6
{x−y=22x−2y=3\begin{cases} x - y = 2 \\ 2x - 2y = 3 \end{cases}{x−y=22x−2y=3
{3x+2y=1x−y=0\begin{cases} 3x + 2y = 1 \\ x - y = 0 \end{cases}{3x+2y=1x−y=0
{x+y=0x−y=0\begin{cases} x + y = 0 \\ x - y = 0 \end{cases}{x+y=0x−y=0