Use the graphical method to solve 2x1 6x2 = 18 x1 + 8x2 = 40 Check your results by
Chapter 9, Problem 9.2(choose chapter or problem)
Use the graphical method to solve 2x1 6x2 = 18 x1 + 8x2 = 40 Check your results by substituting them back into the equations.
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