Place the cursor anywhere on the page you want to delete
Press Ctrl+G
Type `page`
Press Enter
Press Close
Press Backspace or Delete
If the page is blank, show paragraph marks with Ctrl+Shift+8
Select the extra paragraph marks, page breaks, or section breaks
Press Delete
If needed, remove manual page breaks from the page before the blank page
If needed, reduce extra spacing in paragraphs on the previous page