Question

journalize the purchase of inventory
inventory.....8000

Answer 1

Purchase A/c Dr.
To Cash Cr.
(Basically what happened her is with Purchase Inventory (which is an Asset) is Increased & as Firm paid it with Cash (which is an Asset) Decreased.

As per Accounting rules Debit when there is an increase in Asset & Credit when there is a decrease in Asset.

Answer 2

Debit Purchase Inventory Credit Cash