I'd be glad to help and share steps on how to record expenses in QBO, Meghan15.
Please know that you can only use one payment method per transaction at the moment. You'll want to create two separate expenses. This would let you indicate the amount that's paid in cash from the one that's paid using your debit card. Here's how:
Once done, create a different transaction for the amount that's paid using your debit card.
Additional guidance and references about vendor-related transactions are also shared here:
You can always ask questions in the Community if you need more help when working in QBO. We're always here to offer our guidance any time of the day.
Hope you’re doing great. I wanted to see how everything is going about recording the expenses. Was it resolved? Do you need any additional help or clarification? If you do, just let me know. I’d be happy to help you at anytime.
Looking forward to your reply. Have a pleasant day ahead!