document.write( "Question 887568: Solve the system of equations using matrices. Use Gaussian elimination with back-substituting or Gauss-Jordan elimination. \r
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document.write( "x-9y-z=-17
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document.write( "x-y+z=7
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document.write( "x+y-z=3 \n" );
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Algebra.Com's Answer #536734 by MathTherapy(10552)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "Solve the system of equations using matrices. Use Gaussian elimination with back-substituting or Gauss-Jordan elimination. \r \n" ); document.write( "\n" ); document.write( "x-9y-z=-17 \n" ); document.write( "x-y+z=7 \n" ); document.write( "x+y-z=3 \n" ); document.write( " \n" ); document.write( " |