document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=71033>Question 71033</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Are the following lines parallel, perpendicular, or neither?<BR>\n" );
document.write( "   L1 with equation x – 2y = 10<BR>\n" );
document.write( "   L2 with equation 2x + y = 2<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #50749 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley75><B>checkley75(3666)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley75><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=50749\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> X-2Y=10<BR>\n" );
document.write( "-2Y=-X+10<BR>\n" );
document.write( "Y=-X/-2+10/-2<BR>\n" );
document.write( "Y=X/2-5<BR>\n" );
document.write( "---------------------------<BR>\n" );
document.write( "2X+Y=2<BR>\n" );
document.write( "Y=-2X+2<BR>\n" );
document.write( "---------------------------<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2C+y+=+x%2F2+-5%2C+y+=+-2x+%2B2%29+ ALIGN=MIDDLE  ALT=\"+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2C+y+=+x%2F2+-5%2C+y+=+-2x+%2B2%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" > (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, of TWO functions y = x/2 -5 and y = -2x+2).<BR>\n" );
document.write( "checking the two lines ploted I'd say they are neither parallel nor perpendicular.  </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );