document.write( "Question 999228: x+y=8 and x-y=4 \n" ); document.write( "
Algebra.Com's Answer #616901 by Boreal(15235)\"\" \"About 
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x+y=8
\n" ); document.write( "x-y=4
\n" ); document.write( "add them
\n" ); document.write( "2x=12
\n" ); document.write( "x=6
\n" ); document.write( "y=2
\n" ); document.write( "
\n" );