Question: 113. Solve using matrices. Use Gaussian elimination with back-substitution or Gauss-Jordan elimination. x - 2y + z = -4 2x + 2y 10 4x I

113. Solve using matrices. Use Gaussian elimination with back-substitution or Gauss-Jordan elimination.x - 2y + z = -4 2x + 2y 10 4x

x - 2y + z = -4 2x + 2y 10 4x I z = y + 2z : -1

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x2yz4 2x2yz102 4xy2z 1 4 1 2 Multiply the first row by 2 and add these products to row 2 1 2 1 ... View full answer

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