document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=623153>Question 623153</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Karlo is now four times as old as Kevin. In 12 years, Karlo will be twice as old as Kevin. How old are Karlo and Kevin? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #391899 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><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=391899\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Karlo is now four times as old as Kevin. In 12 years, Karlo will be twice as old as Kevin. How old are Karlo and Kevin?<BR>\n" );
document.write( "**<BR>\n" );
document.write( "let x=Kevin's present age<BR>\n" );
document.write( "4x=Karlo's present age<BR>\n" );
document.write( "12 yrs hence:<BR>\n" );
document.write( "(x+12)=Kevin's age<BR>\n" );
document.write( "(4x+12)=Karlo's age<BR>\n" );
document.write( "4x+12=2(x+12)<BR>\n" );
document.write( "4x+12=2x+24<BR>\n" );
document.write( "2x=12<BR>\n" );
document.write( "x=6<BR>\n" );
document.write( "4x=24<BR>\n" );
document.write( "Kevin's present age=6<BR>\n" );
document.write( "Karlo's present age=24<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );