Art of Problem Solving: Solving Systems of Linear Equations with Substitution

Art of Problem Solving's Richard Rusczyk solves two-variable systems of linear equations with substitution. This video is part of our AoPS Algebra curriculum. Take your math skills to the next level with our Algebra materials: 📚 AoPS Introduction to Algebra Textbook: https://aops.com/store/book/intro-algebra?utm_source=youtube&utm_medium=social&utm_campaign=q1_2025_youtube_to_os 🖥️ AoPS Introduction to Algebra A Course: https://aops.com/school/course/algebra-a-sp?utm_source=youtube&utm_medium=social&utm_campaign=q1_2025_youtube_to_os 🔔 Subscribe to our channel for more engaging math videos and updates