1. The problem is to solve the equation or expression you have in mind. Please provide the specific problem so I can show all the steps. 2. Once you provide the problem, I will state the formula or method used to solve it and explain important rules. 3. I will then show all intermediate work, including simplification, factorization, or evaluation. 4. I will explain each step in plain, learner-friendly language with enough detail to teach. 5. I will ensure line breaks after each step for clarity. Please provide the exact math problem you want me to solve step-by-step.