document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1108569>Question 1108569</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The length of a rectangle is three times as long as its width. Its area is 675 square feet.<BR>\n" );
document.write( "a. Write an equation that demonstrates the given information.<BR>\n" );
document.write( "b. Find the dimensions of the rectangle. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #723552 by </B><A HREF=/tutors/aboutme.mpl?userid=math_helper><B>math_helper(2461)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=math_helper><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=math_helper><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=723552\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a.)   L = 3W  <BR>\n" );
document.write( "    and <BR>\n" );
document.write( "       Area = LW = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3W%5E2 ALIGN=MIDDLE  ALT=\"3W%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > = 675 sq ft<BR>\n" );
document.write( "—<BR>\n" );
document.write( "b)  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+3W%5E2+=+675+ ALIGN=MIDDLE  ALT=\"+3W%5E2+=+675+\"   DISABLED_style= \"max-width:90%; height:auto;\" >  <BR>\n" );
document.write( "To solve for W, first divide both sides by 3:<BR>\n" );
document.write( "     <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+W%5E2+=+225+ ALIGN=MIDDLE  ALT=\"+W%5E2+=+225+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Take the square root of both sides<BR>\n" );
document.write( "    <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+W+=+15ft+ ALIGN=MIDDLE  ALT=\"+W+=+15ft+\"   DISABLED_style= \"max-width:90%; height:auto;\" >  —>  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+L+=+45ft+ ALIGN=MIDDLE  ALT=\"+L+=+45ft+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( " <BR>\n" );
document.write( "—<BR>\n" );
document.write( "Check:<BR>\n" );
document.write( "    A = 15*45 = 675 (ok)<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );