document.write( "Question 19589: Linear systems of equations
\n" );
document.write( "x+y=11
\n" );
document.write( "x-y=10
\n" );
document.write( "where
\n" );
document.write( "x=
\n" );
document.write( "y= \n" );
document.write( "
Algebra.Com's Answer #9463 by rahman(247)![]() ![]() You can put this solution on YOUR website! x+y=11 \n" ); document.write( "x-y=10 \n" ); document.write( "--------+ \n" ); document.write( "2x=21 \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "Substitute \n" ); document.write( "x+y=11 \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "Thus, |