On July 31, 2026, the following transactions occurred in the books of different companies:

1. Alpha Corporation purchased $350,000 of inventory on credit from Beta Suppliers.
2. Beta Suppliers granted a $35,000 discount to Alpha Corporation for early payment of the invoice from Transaction 1.
3. Gamma Enterprises paid $170,000 in cash for marketing services provided by Delta Marketing.
4. Delta Marketing provided $68,000 worth of advertising services to Epsilon Solutions on credit.
5. Epsilon Solutions returned $33,000 worth of unused marketing materials to Delta Marketing.
6. Zeta Industries sold equipment for $620,000 cash to Theta Corporation.
7. Theta Corporation paid $124,000 for consulting services provided by Iota Consulting.
8. Iota Consulting granted a $12,400 discount to Theta Corporation for prompt payment of the consulting invoice.
9. Kappa Ventures received a $310,000 loan from Lambda Bank.
10. Lambda Bank charged $31,000 as interest on the loan provided to Kappa Ventures.

Requirement: Journalize all these transactions into a general journal.