Question

Aflati nr. de forma abc,ce au suma cifrelor 17.

Answer 1

a+ b+c= 17; a, € {1,2,3,4,5,6,7,8,9,} b, c€ 0, q,2,3,4,5,6,7,8,9} ; 179, 269, 278, 359, 368, 449, 458, 557, 566, 575, 584, 593, 629, 638, 647, 656, 665, 674, 683, 692, 719, 728, 737, 746, 755, 764, 773, 782 791, 809, 818, 827, 836, 845, 854, 863, 872, 881, 890, 908, 917, 926, 935, 944, 953, 962, 971, 980,