document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=680782>Question 680782</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A father is six times as old<BR>\n" );
document.write( "as the son. Four years ago<BR>\n" );
document.write( "the father was ten times<BR>\n" );
document.write( "as old as his son.<BR>\n" );
document.write( "Find the<BR>\n" );
document.write( "1. son's age<BR>\n" );
document.write( "2. Father's age<BR>\n" );
document.write( "3. Son's age in 3yrs times.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #422456 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=422456\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> son's age =x<BR>\n" );
document.write( "father's age =6x\r<BR>\n" );
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document.write( "4 years ago<BR>\n" );
document.write( "son's age = x-4<BR>\n" );
document.write( "father's age =6x-4\r<BR>\n" );
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document.write( "conditon<BR>\n" );
document.write( "6x-4=10(x-4)<BR>\n" );
document.write( "6x-4=10x-40<BR>\n" );
document.write( "6x-10x=-40+4<BR>\n" );
document.write( "-4x=-36<BR>\n" );
document.write( "/-4<BR>\n" );
document.write( "x=9\r<BR>\n" );
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document.write( "son's age = 9 years<BR>\n" );
document.write( "father's age = 6x= 54\r<BR>\n" );
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document.write( "son's age 3 years later --> x+3= 9+3=12<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );