Tag as a transfer to a cash/cheque holding account, manually pay the invoices from the cash/cheque holding account.
Or delete the single cash entry and add several individual ones, either manually from the bank page or by paying down the invoices manually.
I’d always recommend the former method, too easy to get your current account in a mess if you start deleting and adding manual entries when you already use a banking feed.
Most answers are in the Knowledge Base which seems to get largely ignored. Maybe some more promotion of this extremely useful feature would be prudent?