document.write( "Question 489591: Solve the system of equations\r
\n" ); document.write( "\n" ); document.write( "x + y = 5\r
\n" ); document.write( "\n" ); document.write( "x - y = -9
\n" ); document.write( "

Algebra.Com's Answer #333708 by mananth(16946)\"\" \"About 
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x + y = 5\r
\n" ); document.write( "\n" ); document.write( "x - y = -9 \r
\n" ); document.write( "\n" ); document.write( "add the two equations\r
\n" ); document.write( "\n" ); document.write( "2x=-4
\n" ); document.write( "/2
\n" ); document.write( "x=-2
\n" ); document.write( "plug x=-2
\n" ); document.write( "-2+y=5
\n" ); document.write( "y=7\r
\n" ); document.write( "\n" ); document.write( "
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