Sure! Here's a simple equation:

$2x + 5 = 13$

Would you like to solve this equation, or do you have a specific equation in mind? Let me know if you'd like further details.

Here are five questions related to equations:

1. How do you solve the equation $2x + 5 = 13$?
2. What are linear equations, and how do they differ from quadratic equations?
3. How do you graph the solution to a linear equation?
4. What happens when an equation has no solution or infinite solutions?
5. How can you check if your solution to an equation is correct?

Tip: Always perform the same operation on both sides of an equation to maintain equality.