Use Matrices to Solve the System of Equations (If Possible)

question 25

Multiple Choice

Use matrices to solve the system of equations (if possible) . Use Gaussian elimination with back-substitution or Gauss-Jordan elimination.

• A) x = -5, y = -3, z = 2
• B) x = 5, y = -3, z = 2
• C) x = 5, y = 3, z = 2
• D) x = 3, y = -5, z = -2
• E) no solution

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