What is x? (Solving equations‪)‬

This book will help you to understand where, why and how we use letters in mathematics. The book looks at various different algebraic representations, and it is perfect for somebody who is new to the concept of algebra, or for somebody wanting a deeper understanding of forming and solving equations. Although the material is organised around Mathematics Key Stage 3, the book can be used by anyone studying a typical Secondary/High School Mathematics syllabus.