It looks like the image contains a list of algebraic expressions and equations. Would you like me to solve one or more specific problems from this list, or provide explanations for certain steps?

Let me know if you'd prefer a detailed breakdown or the solution for a particular question. Here's a list of what I can help with:

1. Solve for expressions like in problems 8, 10, or 16.
2. Factor or simplify equations like in problems 14, 18, or 19.
3. Explain the pattern or rule used in questions involving powers and exponents like problems 11, 17, or 20.

Please feel free to ask for more details! Also, here are some related questions:

1. What is the general formula for expanding powers of binomials like in problem 10?
2. How can you simplify exponents with different bases, like in problem 16?
3. How do you solve polynomial equations like in problem 18?
4. What methods can be used to factor quadratic expressions like in problem 19?
5. How do negative exponents affect the expansion or simplification of an equation?

Tip: To solve powers of binomials, you can use the binomial theorem to expand terms efficiently!