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Given the system of linear equations, 7x_1 + x_2 + 2x_3 = 74 3x_1 + 2x_2 + 8x_3 = 57 2x_1 + 5x_2 + 3x_3

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Given the system of linear equations, 7x_1 + x_2 + 2x_3 = 74 3x_1 + 2x_2 + 8x_3 = 57 2x_1 + 5x_2 + 3x_3 = 59 Solve for x_1, x_2, and x_3 using, a) substitution technique (by hand) b) Gauss Elimination (by hand) c) the inverse of the A matrix (by hand and MATLAB) d) "\" command (by MATLAB)

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