document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=98979>Question 98979</A>: <I><SPAN STYLE=\"word-break: break-all;\"> My problem is written as; I had to name the property in each step. The first step they switched the x, so I think it's symmetric. step 2, the x came to be on the outsid and I'm thinking that's reflexive. I need help on these steps bcause they are confusing.\r<BR>\n" );
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document.write( "x(y+1)+(-1)x = x(y+1)+x(-1)<BR>\n" );
document.write( "             = x [(y+1)]+(-1)]<BR>\n" );
document.write( "             = x[y+(1+ (-1))]<BR>\n" );
document.write( "             = x [y+0]<BR>\n" );
document.write( "             = xy </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #72039 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=72039\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x(y+1)+(-1)x = x(y+1)+x(-1)<BR>\n" );
document.write( "commutative: (-1)x=x(-1)<BR>\n" );
document.write( "------------------<BR>\n" );
document.write( "= x [(y+1)]+(-1)]<BR>\n" );
document.write( "distributive<BR>\n" );
document.write( "-----------------<BR>\n" );
document.write( "= x[y+(1+ (-1))]<BR>\n" );
document.write( "associative<BR>\n" );
document.write( "-----------------<BR>\n" );
document.write( "= x [y+0]<BR>\n" );
document.write( "additive inverse<BR>\n" );
document.write( "-------------------<BR>\n" );
document.write( "= xy<BR>\n" );
document.write( "additive identity<BR>\n" );
document.write( "======================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );