document.write( "Question 624608: Solve these equations using the addition property.\r
\n" );
document.write( "\n" );
document.write( "x + y = k\r
\n" );
document.write( "\n" );
document.write( "x - y = k\r
\n" );
document.write( "\n" );
document.write( "The lines intersect at \n" );
document.write( "
Algebra.Com's Answer #392901 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! x + y = k \n" ); document.write( "x - y = k \n" ); document.write( "---------- Subtract \n" ); document.write( "2y = 0 \n" ); document.write( "y = 0 \n" ); document.write( "x = k \n" ); document.write( "========== \n" ); document.write( "Intersection (k,0) \n" ); document.write( " |