document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=212555>Question 212555</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0395977223/algebrahomeworkh>algebra</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> The gym is 21 years younger than the auditorium. The gym is also one fourth as old as the auditorium How old is each building? Choices for auditoriums age: 26, 27, 28. Use the 5-step plan.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #160515 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=160515\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The gym is 21 years younger than the auditorium. The gym is also one fourth as old as the auditorium How old is each building? Choices for auditoriums age: 26, 27, 28. <BR>\n" );
document.write( "-----------------------------<BR>\n" );
document.write( "Equations:<BR>\n" );
document.write( "g = a - 21<BR>\n" );
document.write( "g = (1/4)a<BR>\n" );
document.write( "-----------------------<BR>\n" );
document.write( "Substitute:<BR>\n" );
document.write( "a-21 = (1/4)a<BR>\n" );
document.write( "(3/4)a = 21<BR>\n" );
document.write( "a = 28 (age of the auditorium)<BR>\n" );
document.write( "g = a-21 = 28-21 = 7 (age of the gym)<BR>\n" );
document.write( "=========================================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );