document.write( "Question 536403: Solve by elimination
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document.write( "{21x-7y+51z=141
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document.write( " 13x+9y-5z=-19
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document.write( " 19x-8y+23z=30 \n" );
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Algebra.Com's Answer #352326 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! x = -2 \n" ); document.write( "y = 3 \n" ); document.write( "z = 4 \n" ); document.write( "--------- \n" ); document.write( "That's too ugly to do by elimination. \n" ); document.write( "If you have to, you can check your answers. \n" ); document.write( " \n" ); document.write( " |