document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1128822>Question 1128822</A>: <I><SPAN STYLE=\"word-break: break-all;\"> determine whether each pair of lines is parallel, perpendicular, or none. <BR>\n" );
document.write( "y=3x-8,x+3y=7 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #745326 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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/cgi-bin/show-face.mpl?user=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=745326\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> write in slope-intercept form.<BR>\n" );
document.write( "y=3x-8 and y=(-1/3)x+(7/3)<BR>\n" );
document.write( "These slopes are 3 and -1/3.  They are negative reciprocals in that their product is -1<BR>\n" );
document.write( "The lines are perpendicular.<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );