In Exercises 124, use Gaussian elimination to find the complete solution to each system of equations, or
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In Exercises 1–24, use Gaussian elimination to find the complete solution to each system of equations, or show that none exists.
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3w+ 2x - 4w - y + 2z = x + y + 2z w + x x + y + z = -2w + 3x + 2y - 3z = -12 1 -2 10
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