Mathematics, 07.12.2020 05:40, godchaux15395

Solve the system of equations with three variables using Gaussian.
5x – 4y + 2z = 21
-x - 5y + 6z = -24
-x– 4y + 5z = -21

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Solve the system of equations with three variables using Gaussian.
5x – 4y + 2z = 21
-x...