document.write( "Question 101101: Solve the system;\r
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document.write( "x+y=20
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document.write( "x-y=8 \n" );
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Algebra.Com's Answer #73591 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! X+Y=20 \n" ); document.write( "X-Y=8 NOW ADD THESE 2 EQUATIONS. \n" ); document.write( "------------------- \n" ); document.write( "2X=28 \n" ); document.write( "X=28/2 \n" ); document.write( "X=14 ANSWER. \n" ); document.write( "14+Y=20 \n" ); document.write( "Y=20-14 \n" ); document.write( "Y=6 ANSWER. \n" ); document.write( "PROOF \n" ); document.write( "14-6=8 \n" ); document.write( "8=8 \n" ); document.write( " \n" ); document.write( " |