9: Solving Linear Equations by Addition/Subtraction Last updated Jun 23, 2019 Save as PDF 8.5: Exercises 8 9.1: Youtube Page ID14024 ( \newcommand{\kernel}{\mathrm{null}\,}\) 9.1: Youtube9.2: Definition of an Equation9.3: Reversing the Operation of Addition/Subtraction9.4: Exercises 9