Question

Use Gauss-Jordan algorithm to solve the system of linear

equations 21 + 22 − 3 + 5 = 0

−1 − 2 + 23 − 34 + 5 = 0

1 + 2 − 23 − 5 = 0

3 + 4 + 5 = 0​

Answer 1

Answer:

-9 is correct answer

Step-by-step explanation:

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Answer 2

Answer:

21 + 22 − 3 + 5 = 0

−1 − 2 + 23 − 34 + 5 = 0

1 + 2 − 23 − 5 = 0

3 + 4 + 5 = 0

9

Step-by-step explanation:

9 is the answer