The linear systems in Problems 110 are in echelon form. Solve each by back substitution. x 1

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The linear systems in Problems 1–10 are in echelon form. Solve each by back substitution.

x₁ + 2x₂ + 4x₃ - 5x₄ = 17

x₂ - 2x₃ + 7x₄ = 7

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Differential Equations And Linear Algebra

ISBN: 9780134497181

4th Edition

Authors: C. Edwards, David Penney, David Calvis

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Question Posted: Jul 05, 2023 07:30 AM

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The linear systems in Problems 110 are in echelon form. Solve each by back substitution. x 1

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Differential Equations And Linear Algebra

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