A side note. Tablets are good if you like to handwrite or take notes on slides or documents. If that's your plan, some software like xournal++ is probably the best, instead of LibreOffice.
Otherwise, if you plan to still mostly if not only write via keyboard, consider sticking to a normal laptop. They are often cheaper and you'll write way faster than you can with a tablet.
A side note. Tablets are good if you like to handwrite or take notes on slides or documents. If that's your plan, some software like xournal++ is probably the best, instead of LibreOffice. Otherwise, if you plan to still mostly if not only write via keyboard, consider sticking to a normal laptop. They are often cheaper and you'll write way faster than you can with a tablet.