Prepare the Journal Entries for the following transactions

a$.$ Owners place $$50,000$ in the company in exchange for Capital Stock

b$.$ Purchased supplies on account $$5,000$

c$.$ Paid for rent expense $$1,000$

d$.$ Performed services and billed customers for $$45,000$

e$.$ Customers paid $$20,000$ on account

f$.$ Purchased a piece of equipment for $$80,000$ paying $$30,000$ cash and the rest on account

g$.$ Paid dividends of $$10,000$