document.write( "Question 1031020: X + 2y - z = 0
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document.write( "X + y - 2z = 3
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document.write( "2x - z = 0 \n" );
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Algebra.Com's Answer #645746 by mananth(16946)![]() ![]() You can put this solution on YOUR website! X + 2y - z = 0 \n" ); document.write( "X + y - 2z = 3 \n" ); document.write( "2x - z = 0\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2x -z=0 \n" ); document.write( "2x=z \n" ); document.write( "X + y - 2z = 3 \n" ); document.write( "X + y - 2*2x = 3 \n" ); document.write( "y-3x = 3......................4\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "X + 2y - z = 0 \n" ); document.write( "X + 2y - 2x = 0 \n" ); document.write( "2y-x=0.........................5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "solve 4 &5 to get y=-3/5\r \n" ); document.write( "\n" ); document.write( "plug y and get x &z\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |