HI can someone help me with these questions please?

journal entry and a T-Account for each of the following transactions:

1. $15,000 worth of equipment is purchased on credit.
2. $40,000 of patient bills from last year are collected in cash.
3. $10,000 is received from a managed care company for services to be rendered next year for members
4. $20,000 worth of supplies is purchased and paid for in cash.

Thank you, I need some explaining