This resource is a comprehensive final review for a Discrete Math course focusing on key topics such as Absolute Value Equations, Linear Functions, and Systems of Equations. It provides step-by-step instructions on how to approach different types of mathematical problems, including isolating variables, graphing linear functions, and solving inequalities. It includes practice problems for students to solve, methods for graphing absolute value functions, and systems of equations both graphically and using substitution. The document is designed to reinforce understanding and ensure readiness for final assessments in the subject.