document.write( "Question 272359: Factor the expression.
\n" ); document.write( "x(x - y - z) + y(x - y - z) need help please.
\n" ); document.write( "

Algebra.Com's Answer #199247 by edjones(8007)\"\" \"About 
You can put this solution on YOUR website!
x(x - y - z) + y(x - y - z)
\n" ); document.write( "=x^2-yx-zx+yx-y^2-zy
\n" ); document.write( "=x^2-y^2-z(x+y)
\n" ); document.write( ".
\n" ); document.write( "Ed
\n" ); document.write( "
\n" );