document.write( "Question 64927: Can I also have help with this one...\r
\n" );
document.write( "\n" );
document.write( "solve for x and y for x-y=4 and x+y=4\r
\n" );
document.write( "\n" );
document.write( "I am having such a hard time solving the problem... please help \n" );
document.write( "
Algebra.Com's Answer #45396 by navytutor(7)![]() ![]() ![]() You can put this solution on YOUR website! First solve for any of the variables in any of the equations and then plug it in back in the other equation. x=4+y, then (4+y)+y=4 ---> 4+2y=4 2y=0 y=0, then x=4!!! \n" ); document.write( " |