text: Question #1000080
  
  # how to solve the system of 4 equations?
  
  2w + 3x - 4y + z = 19 -w - x + 2y - 3z = -18 6w + 2x - y + 2z = 10 -4w - 2x + 8y - 5z = -38 Show work please:)
  
  2012-10-16 01:58:13
  
  TELL US , if you have any answer
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