a = 2b
b = c + 17
d = c + 51
e = 3d
a + b + c + d + e = 2015
(c + 17)*2 + c + 17 + c + c + 51 + (c + 51)*3 = 2015
2c + 34 + c + 17 + c + c + 51 + 3c + 153 = 2015
8c + 255 = 2015
8c = 1760
c = 220
b = 220 + 17 = 237
d = 220 + 51 = 271
e = 271 * 3 = 813
a = 237 * 2 = 474
