document.write( "Question 122732: Please, please help? I need to solve:\r
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\n" ); document.write( "\n" ); document.write( "by addition: 5x - 3y = 13 4x - 3y = 11\r
\n" ); document.write( "\n" ); document.write( "by graphing:x - y = 5
\n" ); document.write( " x + y = -1\r
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Algebra.Com's Answer #90132 by checkley71(8403)\"\" \"About 
You can put this solution on YOUR website!
5X-3Y=13
\n" ); document.write( "4X-3Y=11 NOW SUBTRACT
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\n" ); document.write( "5X-4X=13-11
\n" ); document.write( "X=2 ANSWER.
\n" ); document.write( "5*2-3Y=13
\n" ); document.write( "10-3Y=13
\n" ); document.write( "-3Y=13-10
\n" ); document.write( "-3Y=3
\n" ); document.write( "Y=3/-3
\n" ); document.write( "Y=-1 ANSWER.
\n" ); document.write( "PROOF.
\n" ); document.write( "4*2-3*-1=11
\n" ); document.write( "8+3=11
\n" ); document.write( "11=11
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