document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=494817>Question 494817</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The area of a square is (16x^2 + 40x +25cm^2) what is x if the perimeter of the square is 52cm? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #335829 by </B><A HREF=/tutors/aboutme.mpl?userid=Gogonati><B>Gogonati(855)</B></A><img src=\"/images/stars/stars-11.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Gogonati><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=Gogonati><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=335829\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> We write the area of the square  in the form:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=16x%5E2%2B40x%2B25=%284x%2B5%29%5E2 ALIGN=MIDDLE  ALT=\"16x%5E2%2B40x%2B25=%284x%2B5%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >, where 4x+5 represent the length of the side of the \r<BR>\n" );
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document.write( "square. Since the perimeter of the square is 52 cm we write:\r<BR>\n" );
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document.write( "4(4x+5)=52 solving this equation we get:16x=32 => x=2\r<BR>\n" );
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document.write( "Answer: x=2. </SPAN>\n" );
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