The midpoint of the line segment between (x,y) and (2,4) is (-17,8). Find (x,y).
(2 + x) / 2 = -17 (4 + y) / 2 = 8
2 + x = -17 * 2 4 + y = 2 * 8
2 + x = -34 4 + y = 16
x = -34 -2 y = 16 - 4
x = -36 y = 12
