document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=458324>Question 458324</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The area of a rectangular wall of a barn is 108 square feet. Its length is 6 feet longer than twice its width. Find the length and width of the wall of the barn? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #314405 by </B><A HREF=/tutors/aboutme.mpl?userid=oberobic><B>oberobic(2304)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=oberobic><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=314405\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> L * W = 108 sq ft<BR>\n" );
document.write( "Length is 6 ft greater than twice the width.<BR>\n" );
document.write( "L = 2W + 6<BR>\n" );
document.write( "Substituting<BR>\n" );
document.write( "(2W+6)*W = 108<BR>\n" );
document.write( "2W^2 + 6W = 108<BR>\n" );
document.write( "Divide both sides by 2<BR>\n" );
document.write( "W^2 + 3W = 54<BR>\n" );
document.write( "W^2 + 3W - 54 = 0<BR>\n" );
document.write( "Factor<BR>\n" );
document.write( "(W +9)(W -6) = 0<BR>\n" );
document.write( "Roots are W=-9 and W=6.<BR>\n" );
document.write( "A negative width is impossible, so W=6<BR>\n" );
document.write( "L = 2W + 6<BR>\n" );
document.write( "L = 2(6) + 6<BR>\n" );
document.write( "L = 18<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Always check your answer.<BR>\n" );
document.write( "L*W = ??<BR>\n" );
document.write( "18 * 6 = 108<BR>\n" );
document.write( "Correct.<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Done </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );