document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=178476>Question 178476</A>: <I><SPAN STYLE=\"word-break: break-all;\"> which two equations represent parallel lines?\r<BR>\n" );
document.write( "\n" );
document.write( "y=-9x+1<BR>\n" );
document.write( "y=9x+1<BR>\n" );
document.write( "y=1/9x+1<BR>\n" );
document.write( "y=-9x+3 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #133420 by </B><A HREF=/tutors/aboutme.mpl?userid=Mathtut><B>Mathtut(3670)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Mathtut><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=133420\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> y=-9x+1....eq 1<BR>\n" );
document.write( "y=9x+1.....eq 2<BR>\n" );
document.write( "y=1/9x+1...eq 3<BR>\n" );
document.write( "y=-9x+3....eq 4<BR>\n" );
document.write( ":<BR>\n" );
document.write( "parallel lines have equal slopes.......these are written in y=mx+b format so the coefficient in from of the x is the slope<BR>\n" );
document.write( ":<BR>\n" );
document.write( "-9 is equal to -9<BR>\n" );
document.write( ":<BR>\n" );
document.write( "therefore eq's 1 and 4 are parallel lines </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );