document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=975767>Question 975767</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The length of a rectangle is 7 inches longer than it is wide. If the area is 198 square inches, what are 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 #597424 by </B><A HREF=/tutors/aboutme.mpl?userid=algebrahouse.com><B>algebrahouse.com(1659)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=algebrahouse.com><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=algebrahouse.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=597424\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> w = width<BR>\n" );
document.write( "w + 7 = length {length is 7 longer than the width}\r<BR>\n" );
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document.write( "Area of a rectangle = width x length\r<BR>\n" );
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document.write( "w(w + 7) = 198 {substituted width and length into area formula}<BR>\n" );
document.write( "w² + 7w = 198 {used distributive property}<BR>\n" );
document.write( "w² + 7w - 198 = 0 {subtracted 198 from each side}<BR>\n" );
document.write( "(w + 18)(w - 11) = 0 {factored into two binomials}<BR>\n" );
document.write( "w + 18 = 0 or w - 11 = 0 {set each factor equal to 0}<BR>\n" );
document.write( "w = -18 or w = 11 {solved each equation for w}<BR>\n" );
document.write( "w = 11 {width cannot be negative}<BR>\n" );
document.write( "w + 7 = 18 {substituted 11, in for w, into w + 7 to find the length}\r<BR>\n" );
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document.write( "width = 11 inches<BR>\n" );
document.write( "length = 18 inches<BR>\n" );
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