document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=59332>Question 59332</A>: <I><SPAN STYLE=\"word-break: break-all;\"> determine whether the following pairs of lines are perpendicular or not perpendicular         y=-x+4    y=x-3 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #40668 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley71><B>checkley71(8403)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley71><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=40668\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Y=-X+4 & Y=X-3 ARE NOT PERPENDICULAR BECAUSE THEIR SLOPES (-X,X) ARE NOT NEGATIVE RECIPRICALS OF EACH OTHER. THE NEGATIVE RECEPTICAL OF -X IS 1/X. </SPAN>\n" );
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