document.write( "Question 1134322: x+3y+z=9
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document.write( "3x+y-z=-1
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document.write( "2x+2y-z=3
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Algebra.Com's Answer #751661 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! x+3y+z=9 \n" ); document.write( "3x+y-z=-1 \n" ); document.write( "2x+2y-z=3 \n" ); document.write( "------------ \n" ); document.write( "Add eqns 1 & 2, then eqns 1 & 3. \n" ); document.write( "---> 2 eqns in x & y, no more z. \n" ); document.write( "Go from there. \n" ); document.write( " \n" ); document.write( " |