Please help I don't understand!

Andrea Apple opened Apple Photography on January 1 of the current year. During January, the following transactions occurred and were recorded in the company's books: 1. Andrea invested $13,900 cash in the business in exchange for common stock. 2. Andrea contributed $24,000 of photography equipment to the business. 3. The company paid $2500 cash for an insurance policy covering the next 24 months. 4. The company received $6100 cash for services provided during January. 5. The company purchased $6600 of office equipment on credit. 6. The company provided $3150 of services to customers on account. 7. The company paid cash of $1900 for monthly rent. 8. The company paid $3500 on the office equipment purchased in transaction #5 above. 9. Paid $315 cash for January utilities. Based on this information, the balance in the cash account at the end of January would be: $11, 785. $19,900. $46,650. O $14,935. $16, 050