i dont understand question 3 and read it write clear and i am not sure

3) Silvia & Parra (S&P) Co. exchanged equipment and $20,000 cash for similar equipment. The book value of the old equipment was $90,000 and the fair value was $100,000. Assuming that the exchange has commercial substance, Prepare the journal entry for this transaction: 3) Silvia & Parra (S&P) Co. exchanged equipment and $20,000 cash for similar equipment. The book value of ise old equipment was $90,000 and the fair value was $100,000. Assuming that the exchange has commercial substance, Prepare the journal entry for this transaction: Credit fair value 20,000 120,000 Debit 100 000 cash New asset value