document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=742365>Question 742365</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 5 years ago a person was 7 time as old as his son but at peresent he is only 4 time as old as his son how many time as old as his son,wil he be 5 years from now\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #452423 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=452423\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 5 years ago a person was 7 time as old as his son but at peresent he is only 4 time as old as his son how many time as old as his son,wil he be 5 years from now.<BR>\n" );
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document.write( "5 years ago:<BR>\n" );
document.write( "x=son's age<BR>\n" );
document.write( "7x=father's age<BR>\n" );
document.write( "..<BR>\n" );
document.write( "at present:<BR>\n" );
document.write( "(x+5)=son's age<BR>\n" );
document.write( "(7x+5)=father's age<BR>\n" );
document.write( "7x+5=4(x+5)<BR>\n" );
document.write( "7x+5=4x+20<BR>\n" );
document.write( "3x=15<BR>\n" );
document.write( "x=5<BR>\n" );
document.write( "son's age=x+5=10<BR>\n" );
document.write( "father's age=7x+5=40<BR>\n" );
document.write( "..<BR>\n" );
document.write( "5 years from now:<BR>\n" );
document.write( "son's age=10+5=15<BR>\n" );
document.write( "father's age=40+5=45<BR>\n" );
document.write( "father is how many times as old as his son=45/15=3 </SPAN>\n" );
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