How Do You Solve a Word Problem Using the Elimination by Subtraction Method?

Use word problems to teach systems of equations! The instructor in this video demonstrates how to solve a word problem using a system of equations and the elimination by subtraction method. She goes through each step, carefully describing each operation she performs. By the end of the video, viewers should have a greater understanding of how to solve a system of equations and how to translate a word problem into an algebraic equation.