document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1152214>Question 1152214</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Alison is 26 years younger than her father. Her father’s age will be 3 time her age in 4 years’ time. How old is Alison </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #774196 by </B><A HREF=/tutors/aboutme.mpl?userid=Shin123><B>Shin123(626)</B></A><img src=\"/images/stars/stars-11.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Shin123><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=Shin123><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=774196\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\"> Let Alison’s current age be a and her father’s current be f. Using the given information, we have the system of equations, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=system%28f=a%2B26%2Cf%2B4=3%28a%2B4%29%29 ALIGN=MIDDLE  ALT=\"system%28f=a%2B26%2Cf%2B4=3%28a%2B4%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >. Substituting f for a+26 in the second equation gives a+30=3a+12. Solving gives a=9. Therefore, Alison is 9 years old. </PRE> </SPAN>\n" );
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