document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=280277>Question 280277</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A girl is twice as old as her sister .four years hence,the product of their ages will be 160.find their present ages </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #203699 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=203699\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> g=2s<BR>\n" );
document.write( "(g+4)*(s+4)=160<BR>\n" );
document.write( "(2s+4)*(s+4)=160<BR>\n" );
document.write( "2s^2+4s+8s+16=160<BR>\n" );
document.write( "2s^2+12s+16=160<BR>\n" );
document.write( "2s^2+12s-144<BR>\n" );
document.write( "s^2+6s-72=0<BR>\n" );
document.write( "(s-6)*(s+12)=0<BR>\n" );
document.write( "s=6<BR>\n" );
document.write( "g=2s<BR>\n" );
document.write( "g=12<BR>\n" );
document.write( "check<BR>\n" );
document.write( "10*16=160<BR>\n" );
document.write( "ok<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );