The goal of this series is to provide readers with a strong foundation in Algebra. Each book is designed to develop readers critical thinking and problem-solving capabilities and prepare readers for subsequent Algebra courses as well as “service” math courses. Topics are presented in an interesting and inviting format， incorporating real world sourced data and encouraging modeling and problem-solving. Algebra and Problem Solving. Functions， Linear Functions， and Inequalities. Systems of Linear Equations and Inequalities. Polynomials， Polynomial Functions， and Factoring. Rational Expressions， Functions， and Equations. Radicals， Radical Functions， and Rational Exponents. Quadratic Equations and Functions. Exponential and Logarithmic Functions. Conic Sections and Nonlinear Systems of Equations. Sequences， Series， and the Binomial Theorem. For anyone interested in introductory and intermediate algebra and for the combined introductory and intermediate algebra.