Athens Inc. exchanged machinery with an appraised value of $ $1,170,000,$ a recorded cost of $ $1,800,000$ and accumulated depreciation of $ $900,000,$ for machinery that Sparta Corp. owns. Sparta$$s machinery has an appraised value of $ $1,140,000,$ a recorded cost of $ $2,160,000,$ and accumulated depreciation of $ $1,188,000.$ Sparta also gave Athens $ $30,000$ in the exchange. Assume depreciation has been updated to the date of exchange. Required: a$)$ Prepare the entries on both companies$$ books assuming that the transaction has commercial substance. b$)$ Prepare the entries on both companies$$ books assuming that the transaction lacks commercial substance.