Solve the system: x+y=2x + y = 2x+y=2 and x−y=0x - y = 0x−y=0.
x=1,y=1x = 1, y = 1x=1,y=1
x=0,y=2x = 0, y = 2x=0,y=2
x=2,y=0x = 2, y = 0x=2,y=0
x=1,y=−1x = 1, y = -1x=1,y=−1