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Direct linkCarley, Holly – Australian Senior Mathematics Journal, 2014
Usually a student learns to solve a system of linear equations in two ways: "substitution" and "elimination." While the two methods will of course lead to the same answer they are considered different because the thinking process is different. In this paper the author solves a system in these two ways to demonstrate the…
Descriptors: Equations (Mathematics), Matrices, Mathematics, Mathematics Instruction
