document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=290623>Question 290623</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Erica's uncle is three times as old as she is now. Four years ago, he was four times as old as she was then. How old is Erica now? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #210321 by </B><A HREF=/tutors/aboutme.mpl?userid=Earlsdon><B>Earlsdon(6294)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Earlsdon><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=210321\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> LetU equal Erica's uncle's present age and E = Erica's present age.<BR>\n" );
document.write( "U = 3E and <BR>\n" );
document.write( "U-4 = 4(E-3) Simplify.<BR>\n" );
document.write( "U-4 = 4E-12 Substitute U = 3E.<BR>\n" );
document.write( "3E-4 = 4E-12 Add 12 to both sides.<BR>\n" );
document.write( "3E+8 = 4E Subtract 3E from both sides.<BR>\n" );
document.write( "8 = E<BR>\n" );
document.write( "Erica's present age is 8 years. </SPAN>\n" );
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