In Exercises 2138, solve each system of equations using matrices. Use Gaussian elimination with back-substitution or Gauss-Jordan
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In Exercises 21–38, solve each system of equations using matrices. Use Gaussian elimination with back-substitution or Gauss-Jordan elimination.
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y - 3z = 4z W - x + 3w+ 5x - y - z = w + x - y - z = 2w + 8 -10 20 6
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2wy3z 8 Wx 4z 10 3w 5x y z 20 Wxyz6 2 1 1 0 4 3 0 1 3 8 10 5 1 1 20 1 ...View the full answer
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