A company bought new heating system for $42,000 and was given a trade-in of $2,000 on an old heating system, so the company paid $40,000 cash with the trade-in. The old system had an original cost of $37,000 and accumulated depreciation of $34,000. If the transaction has commercial substance, the company should record the new heating system at:

$2,000.

$3,000.

$40,000.

$42,000.

$43,000.