Need help! giving 20 pts! the most important component of a physical structure is a solid foundation on which the rest of the structure sits. a strong foundation allows buildings to last longer and withstand many outside forces. just like the foundation of a building, a strong foundation for algebra is critical for success and allows you to extend your understanding to more complex mathematical and real-world situations. what are some of the foundational, or key, concepts of algebra that you have learned so far?