It looks like you've uploaded an image containing multiple math problems across different categories. I'll help break down the content and solve the problems one by one. Let me know which problem you'd like to start with or if you want a full breakdown!

Some problems that stand out include:

1. Solving algebraic equations (e.g., Problems 35–43).
2. Geometry question on the perimeter of a regular pentagon (Problem 44).
3. Word problems such as the medicine dosage (Problem 44) and banquet seating (Problem 52).
4. Formulas to be solved for specific variables (e.g., Problems 45–50).
5. More algebraic equations to check your solution (Problems 53–58).

Let me know which specific problem you want help with, or if you want me to go through several!