Practical Algebra: A Self-Teaching Guide, 2nd Edition

PETER SELBY (deceased) was Director of Educational Technology atMan Factors Associates, a human factors engineering consultingfirm. He is the author of two other self-teaching guides: QuickAlgebra Review: A Self-Teaching Guide and Geometry and Trigonometryfor Calculus: A Self-Teaching Guide, both published by Wiley.

STEVE SLAVIN, Ph.D., is Associate Professor of Economics at UnionCounty College, Cranford, New Jersey. He has written over 300newspaper and magazine articles, and is the author of four otherbooks, including All the Math You ll Ever Need: A Self-TeachingGuide and Economics: A Self-Teaching Guide, both published byWiley.