help please write down the formula and the steps to solving it.

Bay Meadows Real Estate collected rentals of $500.000 during the year. The beginning balance in is rent recevable account was $50,000 and ts ending batlance was $43,000. The balance was $10,000. What was total rent revenue tor the year? beginning balance in uneaned rent revenue was $22,000, and the ending . $493,000 $519,000 c $507,000 $490,000