10 identical chocolates has to be distributed to Anil, Bipin and chirag where anil will take chocolates only if the number of chocolates is in multiples of 3 can be represented as:
Anil will take chocolates in multiples of 3 = 3A
Bipin = B
Chirag = C
All three together will take 10 chocolates.
3A + B + C = 10