document.write( "Question 347262: I have to solve by the addition method. I am lost on this one because even when I rewrite the equation I still cant see it. \r
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document.write( "2x=2-y
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document.write( "3x+y=-1 \n" );
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Algebra.Com's Answer #248345 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 2x=2-y \n" ); document.write( "2x+y=2 \n" ); document.write( "3x+y=-1 subtract \n" ); document.write( "---------------------- \n" ); document.write( "-x=3 \n" ); document.write( "x=-3 ans. \n" ); document.write( "2*-3=2-y \n" ); document.write( "-6=2-y \n" ); document.write( "y=2+6 \n" ); document.write( "y=8 ans. \n" ); document.write( "Proof: \n" ); document.write( "3*-3+8=-1 \n" ); document.write( "-9+8=-1 \n" ); document.write( "-1=-1 \n" ); document.write( " |