Answer: 9 is subtracted from a quotient of a number and 8.
Explanation:
The given algebraic expression :

Here variable is z and the constant term is 9.
When we convert a algebraic expression to word phrase we write "a number" in the place of variable .
So the word phrase for the given algebraic expression will be :-
"9 is subtracted from a quotient of a number and 8."