1. To double check an answer, first restate the original problem clearly to ensure understanding. 2. Identify the formula or method used to solve the problem. 3. Recalculate each step carefully, showing all intermediate work and simplifications. 4. Compare the recalculated result with the original answer. 5. If they match, the answer is confirmed correct; if not, identify and correct any errors. Since no specific problem or answer was provided, please share the problem and your solution so I can verify it step-by-step.