1. Let's create a question based on the lesson you studied. 2. Suppose the lesson was about solving linear equations. Here's a question: Solve for $x$ in the equation $$3x + 5 = 20$$. 3. To solve this, we use the rule that to isolate $x$, we need to undo addition and multiplication. 4. First, subtract 5 from both sides: $$3x + 5 - 5 = 20 - 5$$ which simplifies to $$3x = 15$$. 5. Next, divide both sides by 3: $$\frac{3x}{3} = \frac{15}{3}$$ which simplifies to $$x = 5$$. 6. So, the solution to the equation is $x = 5$. 7. Try solving this on your own to practice!