1. The problem is to interpret the word "just work" in a mathematical or problem-solving context. 2. Since no explicit math problem is given, we consider "just work" as a prompt to provide a simple example or explanation. 3. For example, solving a simple linear equation: Solve for $x$ in $2x + 3 = 7$. 4. Use the formula for linear equations: isolate $x$ by subtracting 3 from both sides: $$2x + 3 - 3 = 7 - 3$$ 5. Simplify: $$2x = 4$$ 6. Divide both sides by 2: $$\frac{\cancel{2}x}{\cancel{2}} = \frac{4}{2}$$ 7. Result: $$x = 2$$ 8. This shows a simple problem "just works" by following basic algebra steps.