Two lines x+y=2x + y = 2x+y=2 and x−y=0x - y = 0x−y=0 intersect at which point?
(1,1)(1, 1)(1,1)
(0,0)(0, 0)(0,0)
(2,2)(2, 2)(2,2)
(1,−1)(1, -1)(1,−1)