Solve the system of equations using Gaussian elimination or Gauss-Jordan elimination.8w + 8x - 6y - 3z = 147w + 6x - 9y - 3z = -78w - 8x + 7y + 4z = -28-6w - 3x + 8y + 8z = 7
A. (1, 5, 4, 2)
B. (-1, 5, 4, -2)
C. (-1, 4, -5, 2)
D. No solution
Answer: B
Mathematics
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= 
B. 
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