Latest exam Aptitude Question SOLUTION: Sketch the graph of each equation: (a) y = 2x (b) y = x + 1 (c) y = -x + 3 (d) y = 2x + 1 (e) y = -3x -2 (f) y = 2/3x + 1 (g) y = 3/4x + 1 (h) y = -4x