document.write( "Question 474015: what are the x,y,z coordinates of -9x-9y-9z=27
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document.write( " -4x-7y+9z=-16
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document.write( " -5x-7y+2z=-2 \n" );
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Algebra.Com's Answer #325096 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! -9x-9y-9z=27 \n" ); document.write( "-4x-7y+9z=-16 \n" ); document.write( "-5x-7y+2z=-2 \n" ); document.write( "--------- \n" ); document.write( "x + y + z = -3 \n" ); document.write( "4x+7y -9z = 16 \n" ); document.write( "5x+7y -2z = 2 \n" ); document.write( "--------------------- \n" ); document.write( "Use any method you know to get: \n" ); document.write( "x = -7 \n" ); document.write( "y = 5 \n" ); document.write( "z = -1 \n" ); document.write( "========== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |