What was the most important purpose of sculpture and wall paintings in egyptian tombs?
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they protected and provided for the ka in the afterlife.
they showed the importance of ordinary citizens in society.
they beautified the underground burial chamber.

The Egyptian Religion rotated around planning for life after death, some portion of that was sending along the things the perished would require, on account of the rich, similar to a Pharaoh, the things were given physically, on account of the less fortunate, symbolically. That is a colossal misrepresentation, obviously, yet a genuine comprehension of a culture that mind boggling is crafted by years, if not a lifetime.

ahhh yay, i need it lol hope i get it : )