Call digits of the number are looking for a, b, c
So looking divisible number 18, which should be divisible by 9
So
from (1) and (2) we have:
Inferred:
Because some are looking for split out for 18, so that a moderate number divisible by 9 both divisible by 2, inferred units digits must be even.
So some are looking for is:
đang được dịch, vui lòng đợi..
