SOLUTION: determinent of 3x3 matrixes on graphing calculator? in specefic, the Dx and Dy

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Question 233102: determinent of 3x3 matrixes on graphing calculator?
in specefic, the Dx and Dy
Answer by Photonjohn(42) About Me  (Show Source):
You can put this solution on YOUR website!
Dx and Dy are the Cramer's Rule Determinants of the X and Y solutions.
The Determinant D of the matrix does not involve Dx or Dy
Dx and Dy are devided by D.
Dx is configured by replacing the X column by the Answer column and solving for Dx
Same for Dy