document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1176148>Question 1176148</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A box is made from a rectangular piece of metal with length 39 inches and width 23 inches. Squares with length x are cut out at the corners. The box has no top. <BR>\n" );
document.write( "​a) Write an expression that gives the outside surface area of the box.<BR>\n" );
document.write( "​b) If the outside surface area of the box is 888 square​ inches, find x. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #802321 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39617)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=802321\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The bottom surface will have dimensions  39-2x  and 23-2x.\r<BR>\n" );
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document.write( "Two opposite side surfaces have dimensions x and 39-2x.\r<BR>\n" );
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document.write( "The other two opposite side surfaces have dimensions x and 23-2x.\r<BR>\n" );
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document.write( "The outside surface area of the box:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%2839-2x%29%2823-2x%29%2B2x%2839-2x%29%2B2x%2823-2x%29 ALIGN=MIDDLE  ALT=\"%2839-2x%29%2823-2x%29%2B2x%2839-2x%29%2B2x%2823-2x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.  You should simplify this before finding x for the total area of 888 square inches. </SPAN>\n" );
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