To do Alt + H X on Mac in Excel, download and install Accelerator Keys, then press Option, followed by H, X.
Command: Cut
This is how to do Alt + H X on Mac in Excel with Accelerator Keys, the native ribbon and alt key shortcut solution for Mac users who get more done with Excel.
Alt + H X cut removes the selected cells and places them on the clipboard. When you paste, the original cells are deleted and moved to the new location.