Tv Wall Can Any Type Of Wall Hold Up A TV And A TV Wall Mount?

Can any type of wall hold up a TV and a TV wall mount? - tv wall

My mother tried to free himself of clutter and donate your TV console. She thinks you get a wall mount for television (32 "). They called it a family friend who knows how to install the TV will be safe and correct, but we believe that our walls are not strong enough. J" I have a few nails into the wall structure and grain falls to the bottom of the hole, so do not know whether it is safe for a TV mount. What type of wall be? could Is it safe?