Given:
The given statement is "6 less than the difference of 5 and a number".
To find:
The variable expression for the given statement.
Solution:
Let n be the unknown number or the variable.
We know that minus sign is used to represent the difference between two numbers.
Difference of 5 and a number is .
6 less than the difference of 5 and a number is .
The required expression for the given statement is .
Therefore, the correct option is C.