https://www.khanacademy.org/kmap/operations-and-algebraic-thinking-231lp/x319fa8d45fe2a5a1:operations-and-algebraic-thinking10 2026-07-09T15:20:48.920415087Z Operations and Algebraic Thinking 231+ In this unit, we learn how to solve linear equations and inequalities that contain a single variable. For example, we'll solve equations like 2(x+3)=(4x-1)/2+7 and inequalities like 5x-2≥2(x-1). unit