1. The problem is to generate a simple math puzzle. 2. A common simple puzzle is to find the value of $x$ in a basic algebraic equation. 3. Let's consider the equation $2x + 3 = 7$. 4. To solve for $x$, subtract 3 from both sides: $$2x + 3 - 3 = 7 - 3$$ which simplifies to $$2x = 4$$. 5. Next, divide both sides by 2 to isolate $x$: $$\frac{2x}{2} = \frac{4}{2}$$ which gives $$x = 2$$. 6. So, the solution to the puzzle is $x = 2$. 7. This puzzle helps practice basic algebraic manipulation and solving linear equations.