document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=173663>Question 173663</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Erin's age is 3 times Warren's. In 4 years she will be twice as old as he will be. How old is each now? How would you check your answer? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #128549 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=128549\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> E=3X<BR>\n" );
document.write( "(3X+4)=2(X+4)<BR>\n" );
document.write( "3X+4=2X+8<BR>\n" );
document.write( "3X-2X=8-4<BR>\n" );
document.write( "X=4 AGE OF WARREN NOW.<BR>\n" );
document.write( "E=3*4=12 AGE OF ERIN NOW.<BR>\n" );
document.write( "PROOF:<BR>\n" );
document.write( "(12+4)=2(4+4)<BR>\n" );
document.write( "16=2*8<BR>\n" );
document.write( "16=16<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );