1. **Stating the problem:** Solve problem set B number 2. Since the exact problem is not provided, please provide the specific equation or question from problem set B number 2 for detailed solution. 2. **General approach:** Typically, problem set B number 2 might involve algebraic manipulation, solving equations, or applying formulas. 3. **Formula and rules:** Without the exact problem, I cannot specify the formula. Please provide the problem statement. 4. **Intermediate work:** N/A until problem is specified. 5. **Explanation:** Once the problem is given, I will explain step-by-step how to solve it. Please provide the exact problem statement for problem set B number 2.