At the beginning of January, the Logan Company reported total assets of $140,000, total liabilities of $50,000 and total equity of $90,000. During January the company had the following transactions: - Purchased supplies for $500 on account - Paid previously owed wages of $750 - Purchased equipment for $3,500 - Sold $8,500 of services to customers and sent a bill for that amount What are the company's total liabilities at the end of January