Hannah Varitek, MD, opened a medical practice. The business completed the following transactions: Jul 1 Varitek invested $31,000 cash to start her medical practice. The business issued common stock to Varitek. 2 Purchased medical supplies on account totaling $8,600. 3 Paid monthly office rent of $3,500. 6 Recorded $8,000 revenue (in cash) for service rendered to patients. Begin by posting the transactions, using the date as a posting reference. Then, label and calculate the ending balance, using "Bal" as the posting reference. Cash