document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=907097>Question 907097</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a boy's age is one third of his father's age. In ten years the son's age will be three less than half the father's age. Find the age of each. <BR>\n" );
document.write( "B= boys age <BR>\n" );
document.write( "F= fathers age <BR>\n" );
document.write( "I found the variables to equal:<BR>\n" );
document.write( "3b= f <BR>\n" );
document.write( "B=1/3F \r<BR>\n" );
document.write( "\n" );
document.write( "My equation was <BR>\n" );
document.write( "10+b=1/2f-3 <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 #550161 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=550161\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f+ ALIGN=MIDDLE  ALT=\"+f+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = father's age now<BR>\n" );
document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s+ ALIGN=MIDDLE  ALT=\"+s+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = son's age now<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f+%2B+10+ ALIGN=MIDDLE  ALT=\"+f+%2B+10+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = father's age in 10 yrs<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s+%2B+10+ ALIGN=MIDDLE  ALT=\"+s+%2B+10+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = son's age in 10 yrs<BR>\n" );
document.write( "--------------------------------<BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s+=+%281%2F3%29%2Af+ ALIGN=MIDDLE  ALT=\"+s+=+%281%2F3%29%2Af+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s+%2B+10+=+%281%2F2%29%2A%28+f+%2B+10+%29+-+3+ ALIGN=MIDDLE  ALT=\"+s+%2B+10+=+%281%2F2%29%2A%28+f+%2B+10+%29+-+3+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "---------------------------------<BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2%2A%28+s+%2B+10+%29+=+f+%2B+10+-+6+ ALIGN=MIDDLE  ALT=\"+2%2A%28+s+%2B+10+%29+=+f+%2B+10+-+6+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2s+%2B+20+=+f+%2B+4+ ALIGN=MIDDLE  ALT=\"+2s+%2B+20+=+f+%2B+4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f+-+2s+=+16+ ALIGN=MIDDLE  ALT=\"+f+-+2s+=+16+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and<BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f+=+3s+ ALIGN=MIDDLE  ALT=\"+f+=+3s+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Substitute (1) into (2)<BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+3s+-+2s+=+16+ ALIGN=MIDDLE  ALT=\"+3s+-+2s+=+16+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s+=+16+ ALIGN=MIDDLE  ALT=\"+s+=+16+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and<BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f+=+3%2A16+ ALIGN=MIDDLE  ALT=\"+f+=+3%2A16+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f+=+48+ ALIGN=MIDDLE  ALT=\"+f+=+48+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "-----------------<BR>\n" );
document.write( "The father is 48<BR>\n" );
document.write( "The son is 16<BR>\n" );
document.write( "---------------<BR>\n" );
document.write( "check:<BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s+%2B+10+=+%281%2F2%29%2A%28+f+%2B+10+%29+-+3+ ALIGN=MIDDLE  ALT=\"+s+%2B+10+=+%281%2F2%29%2A%28+f+%2B+10+%29+-+3+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+16+%2B+10+=+%281%2F2%29%2A%28+48+%2B+10+%29+-+3+ ALIGN=MIDDLE  ALT=\"+16+%2B+10+=+%281%2F2%29%2A%28+48+%2B+10+%29+-+3+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+26+=+%281%2F2%29%2A58+-+3+ ALIGN=MIDDLE  ALT=\"+26+=+%281%2F2%29%2A58+-+3+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+26+=+29+-+3+ ALIGN=MIDDLE  ALT=\"+26+=+29+-+3+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+26+=+26+ ALIGN=MIDDLE  ALT=\"+26+=+26+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "OK<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );