Equation QuestOnline version Embark on a journey to solve equations and unlock the secrets of algebra! by Tarek Zidan 1 Types of Equations 2 Solving Techniques 3 Key Concepts 4 Applications 5 Common Mistakes Linear Equations Quadratic Equations Polynomial Equations Rational Equations Exponential Equations Substitution Elimination Factoring Graphing Completing the Square Variables Coefficients Constants Solutions Roots Real-world Problems Graphing Functions Financial Calculations Physics Problems Engineering Applications Incorrectly isolating variables Ignoring negative signs Misapplying operations Overlooking extraneous solutions Rounding errors