document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1032300>Question 1032300</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The ratio from Sam's age to Jim's age is 7:10.<BR>\n" );
document.write( "Twelve years ago Jim was twice as old as Sam.<BR>\n" );
document.write( "What will be the ratio of Sam's age to Jim's age 9 years from now? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #647060 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=647060\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  The ratio from Sam's age to Jim's age is 7:10.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=S%2FJ ALIGN=MIDDLE  ALT=\"S%2FJ\"   DISABLED_style= \"max-width:90%; height:auto;\" > + <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=7%2F10 ALIGN=MIDDLE  ALT=\"7%2F10\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "10S = 7J<BR>\n" );
document.write( "S = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=7%2F10 ALIGN=MIDDLE  ALT=\"7%2F10\"   DISABLED_style= \"max-width:90%; height:auto;\" >J<BR>\n" );
document.write( "S = .7J<BR>\n" );
document.write( "Twelve years ago Jim was twice as old as Sam.<BR>\n" );
document.write( "J - 12 = 2(S - 12)<BR>\n" );
document.write( "J - 12 = 2S - 24<BR>\n" );
document.write( "J = 2S - 24 + 12<BR>\n" );
document.write( "J = 2S - 12<BR>\n" );
document.write( "Replace S with .7J<BR>\n" );
document.write( "J = 2(.7J) - 12<BR>\n" );
document.write( "J = 1.4J - 12<BR>\n" );
document.write( "12 = 1.4J - J<BR>\n" );
document.write( "12 = .4J<BR>\n" );
document.write( "J = 12/.4<BR>\n" );
document.write( "J = 30 yrs is Jim's present age<BR>\n" );
document.write( "then<BR>\n" );
document.write( "S = .7(30)<BR>\n" );
document.write( "S = 21 yrs is Sam's present age<BR>\n" );
document.write( ":<BR>\n" );
document.write( "What will be the ratio of Sam's age to Jim's age 9 years from now?<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%2821%2B9%29%2F%2830%2B9%29 ALIGN=MIDDLE  ALT=\"%2821%2B9%29%2F%2830%2B9%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=30%2F39 ALIGN=MIDDLE  ALT=\"30%2F39\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10%2F13 ALIGN=MIDDLE  ALT=\"10%2F13\"   DISABLED_style= \"max-width:90%; height:auto;\" >; 10:13 is ratio in 9 yrs </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );