document.write( "Question 473688: x-y=2 (1)
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document.write( "3x-4z=15 (2)
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document.write( "3y+z=9 (3)\r
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document.write( "Is there a solution and if there is what are the solutions? \n" );
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Algebra.Com's Answer #324886 by stanbon(75887) ![]() You can put this solution on YOUR website! x-y=2 \n" ); document.write( "3x-4z=15 \n" ); document.write( "3y+z=9 \n" ); document.write( "--------------- \n" ); document.write( "x - y + 0 = 2 \n" ); document.write( "3x + 0 -4z = 15 \n" ); document.write( "0 +3y + z = 9 \n" ); document.write( "------------------------- \n" ); document.write( "Use any method you know to get: \n" ); document.write( "x = 5 \n" ); document.write( "y = 3 \n" ); document.write( "z = 0 \n" ); document.write( "=============== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============== \n" ); document.write( " \n" ); document.write( " |