The phrase "Five times a number" can be represented as the algebraic expression:

$5x$

Here, $x$ represents the number, and multiplying it by 5 gives the expression.

Would you like to explore more examples or need further clarification?

Here are 5 related questions:

1. How would you represent "three less than a number" algebraically?
2. What is the algebraic expression for "the sum of a number and six"?
3. How do you express "twice a number increased by 7" algebraically?
4. What is the expression for "five more than the product of a number and 3"?
5. How would you write "a number divided by 4" as an algebraic expression?

Tip: Always define the variable clearly, as it helps in understanding what the expression represents!