Self-Taught Basic Algebra Author:Alfred t duncan Algebra can be easy! Do you want an easy introduction to the famous "unknown quantities" of x and y? — Or are you just looking for a compact brush up course? — You will find Self Taught Basic Algebra a carefully planned guide to the science of simplified algebra. All the basic rules you need to know are presented in an easy step by stepa pproach. ... more »Also, explanations accompany practical everyday examples. Included are thorough self tests and a complete answer key to check your progress. other special features include an index, handy tables of formulas, and lists of square roots for quick reference.« less