document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1029803>Question 1029803</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A woman is 4times older than her daughter.6 years ago the product of their ages was 136.Find their present ages.\r<BR>\n" );
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document.write( "The width of a rectangle is twice its length.Its area is 162cm square.what are its dimensions  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #644738 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=644738\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Ydaughter,s age be X<BR>\n" );
document.write( "Mother.s age will be 4x\r<BR>\n" );
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document.write( "6 years ago<BR>\n" );
document.write( "Daughter was X-6 years<BR>\n" );
document.write( "Mother was 4x-6 years\r<BR>\n" );
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document.write( "The product of their ages\r<BR>\n" );
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document.write( "(X-6)(4x-6) =136\r<BR>\n" );
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document.write( "4x^2-24x-6x+36=136\r<BR>\n" );
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document.write( "4x^2-30x+36=136\r<BR>\n" );
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document.write( "4x^2-30x-100=0\r<BR>\n" );
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document.write( "4x^2-40x+10x-100=0\r<BR>\n" );
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document.write( "4x(X-10)+10(X-10)=0\r<BR>\n" );
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document.write( "(4x+10)(X-10)=0\r<BR>\n" );
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document.write( "Either 4x+10=0 or X-10=0\r<BR>\n" );
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document.write( "So X= -10/4 or X=10\r<BR>\n" );
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document.write( "Age cannot be negative\r<BR>\n" );
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document.write( "Therefore X=10 ,  daughter,s age\r<BR>\n" );
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document.write( "Mother,s age =4x => 4x10=40 years\r<BR>\n" );
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document.write( " </SPAN>\n" );
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