Question

5. Solve by Gauss-elimination method, the system of equations
2x1 + 2x2 + x3 + 2x, = 7
-X1 + 2x2 + x = -2
-3x₂ + x₂ + 2x + x = -3
-X1 + 2x4 = 0​

Answer 1

Answer:

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Step-by-step explanation:

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