document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=691380>Question 691380</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Plz I don't get this a girl is b years old and her sister Is x years older than she is what will their average age be in 10 years time <BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #426663 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=426663\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Plz I don't get this a girl is b years old and her sister Is x years older than she is what will their average age be in 10 years time <BR>\n" );
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document.write( "Now:<BR>\n" );
document.write( "girl is b<BR>\n" );
document.write( "sister is b + x<BR>\n" );
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document.write( "In 10 years:<BR>\n" );
document.write( "Girl is b+10<BR>\n" );
document.write( "sister is b + x + 10<BR>\n" );
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document.write( "Avg = ((b+10) + b+x+10))/2<BR>\n" );
document.write( "= (2b + x + 20)/2<BR>\n" );
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