document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=4107>Question 4107</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Upon his death, Mr. Haller left one-half of his estate to his wife, one-ninth of his estate to each of his three children, <BR>\n" );
document.write( "one-twenty-fourth of his estate to each of his three grandchildren, and the remaining $18,000 to his favorite charity. <BR>\n" );
document.write( "What was the value of his estate?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #1808 by </B><A HREF=/tutors/aboutme.mpl?userid=Earlsdon><B>Earlsdon(6294)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Earlsdon><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=1808\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Lines that are perpendicular have slopes that are the negative reciprocal of each other.\r<BR>\n" );
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document.write( "1)  For the given line:  y = -3x + 4   The slope here is -3.<BR>\n" );
document.write( "  The slope of the perpendicular line is -(1/-3) = 1/3\r<BR>\n" );
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document.write( "2) Parallel lines have slopes that are equal.  For the given line -4x + 8 = 11<BR>\n" );
document.write( "Rewrite this as:  x = -3/4 <BR>\n" );
document.write( " This is a vertical line (parallel to the y-axis).  Vertical lines have undefined slopes, so any line that is parallel to this one is also vertical and, therefore, will have an undefined slope. </SPAN>\n" );
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