Simplify the following Boolean Expressions: $$bold italic F bold left parenthesis bold italic x bold comma bold space bold italic y bold comma bold space bold italic z bold right parenthesis bold space bold equals bold space bold italic x bold apostrophe bold italic y bold apostrophe bold italic z bold space bold plus bold space bold italic x bold apostrophe bold italic y bold italic z bold space bold plus bold space bold italic x bold apostrophe bold italic y$.$ In each step, state the identity used.