Răspuns :
6 a + 8 b + 3 c = 888
= 2 × 3 a + 2 b + 6 b + 3 c =
= 2 ( 3 a + b ) + 3 ( 2 b + c ) =
= 2 × 111 + 3 × 222 =
= 222 + 666 =
= 888
= 2 × 3 a + 2 b + 6 b + 3 c =
= 2 ( 3 a + b ) + 3 ( 2 b + c ) =
= 2 × 111 + 3 × 222 =
= 222 + 666 =
= 888