Below is an instruction that describes a task. Write a response that appropriately completes the request in Swahili. Please answer in Swahili.

### Instruction:
Armand is playing a guessing game with his dad where he has to guess a number his dad is thinking of. His dad tells him that the number, when multiplied by 3, is three less than twice 51. What is the number?

### Response:
 Maradufu ya 51 ni 51*2=<<51*2=102>>102
Tatu chini ya mara mbili ya 51 ni 102-3=<<102-3=99>>99
Nambari hiyo, ikiongezwa mara tatu, inakuwa 99/3=33