Algebra - The Very Basics by Metin Bektas
If you're looking for a gentle introduction to basic mathematics, look no further. This book picks you up at the very beginning and guides you through the foundations of algebra using lots of examples and no-nonsense explanations. Each chapter contains well-chosen exercises as well as all the solutions. No prior knowledge is required.
Topics include: Exponents, Brackets, Linear Equations and Quadratic Equations. For a more detailed table of contents use the "Look Inside" feature. From the author of "Great Formulas Explained" and "Physics! In Quantities and Examples".