Please help me to understand the following, thank you

BI - Flowers Company started operations on January 1, 2020 by depositing $2,000,000 cash in the bank as capital. The following transactions took place during the first month of operations: January 3: Purchased supplies for S15,000 in cash. January 13: Purchased equipment for $170,000. paid $70,000 in cash and the remaining amount will be paid after 10 days. January 15: Paid $16,000 salaries in cash. January 17: The owner withdrew $5,000 cash for personal use. January 22: Provided services to customers for $130,000 in cash. January 23: Paid $100,000 for equipment purchased on Jan 13. January 31: Paid $4,000 utilities expense in cash. Required: 1- Prepare journal entries to record the above transactions. (5 marks) 2- Post to the appropriate ledger accounts. (5 marks) 3- Prepare the trial balance of Flowers Company on January 31, 2020