document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=146316>Question 146316</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I do not understand how to do this problem.\r<BR>\n" );
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document.write( "Swimming space.  The length of a rectangular swimming pool is 2x – 1 meters, and the width is x + 2 meters.  Write a polynomial that represents the area.  Find the area if x is 5 meters.     </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #106846 by </B><A HREF=/tutors/aboutme.mpl?userid=oscargut><B>oscargut(2103)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=oscargut><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=oscargut><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=106846\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The length of a rectangular swimming pool is 2x – 1 meters, and the width is x + 2 meters.\r<BR>\n" );
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document.write( "P(x)=(2x-1)(x+2)=2x^2+3x-2<BR>\n" );
document.write( "then if x=5 P(x)=50+15-2=63 m2 </SPAN>\n" );
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