[{"title": "One-Step Equation", "content": "Solve: 4x = 8. Divide both sides by 4.", "solution": "x = 2"}, {"title": "Two-Step Equation", "content": "Solve: 4x + 7 = 15. Step 1: Subtract 7 from both sides → 4x = 8. Step 2: Divide by 4.", "solution": "x = 2"}]