Question: For the following exercises, solve each system by Gaussian elimination. x-2y+z=1 4 3 1 - x - y + z = -8 2 - x

For the following exercises, solve each system by Gaussian elimination.

x-2y+z=1 4 3 1 - x - y + z = -8

x-2y+z=1 4 3 1 - x - y + z = -8 2 - x - y + 12 = -5

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