Substitution Method to Solve a System of Equations
Learn how to solve a system of linear equations with two equations two variables using the substitution method in this video math tutorial by Mario's Math Tutoring. We go through two examples to help you learn this technique. Example 1: 2x-y=7 x=4+y Example 2: 5x+2y=-1 3x+y=-1 Related Videos to Help You Succeed!: Elimination Method https ...
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· May 11, 2020