The linear equation with the solutions (-2,2), (0,0) and (2,-2) can be given as __________.
Each of the points (-2, 2), (0, 0), (2, -2) satisfies the linear equation
(a) x - y = 0
(b) x + y = 0
(c) - x + 2y = 0
(d) x - 2y = 0