The discussion centers on solving the equation $AX=C$ using the algebra of sets. Participants emphasize the importance of sharing progress to receive effective help. The equation simplifies to $X=C\cup B$, where $B$ is a disjoint set with $A$. The user seeks guidance on applying set theory laws and requests recommendations for books or resources on the topic. Overall, the conversation highlights the need for foundational knowledge in set theory to tackle such equations effectively.