document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1151469>Question 1151469</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Ed and Carl are brothers. The sum of their ages and their father's age is 61 years. Ed is 5 years older than Carl and their father is 6 times as old as Carl. How old is Carl? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #773218 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=773218\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font color=black size=3><BR>\n" );
document.write( "E = Ed's current age<BR>\n" );
document.write( "C = Carl's current age<BR>\n" );
document.write( "F = their father's current age\r<BR>\n" );
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document.write( "\"Ed is 5 years older than Carl\", so,<BR>\n" );
document.write( "E = C+5\r<BR>\n" );
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document.write( "\"Their father is 6 times as old as Carl\", so,<BR>\n" );
document.write( "F = 6*C\r<BR>\n" );
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document.write( "We will use those two equations in the next upcoming equation.\r<BR>\n" );
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document.write( "\"The sum of their (Ed and Carl) ages and their father's age is 61 years\", so,<BR>\n" );
document.write( "E+C+F = 61<BR>\n" );
document.write( "C+5+C+F = 61 ..... plug in E = C+5<BR>\n" );
document.write( "C+5+C+6C = 61 .... plug in F = 6C<BR>\n" );
document.write( "8C+5 = 61<BR>\n" );
document.write( "8C+5-5 = 61-5 .... subtract 5 from both sides<BR>\n" );
document.write( "8C = 56<BR>\n" );
document.write( "8C/8 = 56/8 ...... divide both sides by 8<BR>\n" );
document.write( "C = 7<BR>\n" );
document.write( "<font color=red size=4>Carl is currently 7 years old.</font>\r<BR>\n" );
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document.write( "Extra info:\r<BR>\n" );
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document.write( "Once we know how old Carl currently is, we can use his age to find the other two current ages.\r<BR>\n" );
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document.write( "E = C+5<BR>\n" );
document.write( "E = 7+5<BR>\n" );
document.write( "E = 12<BR>\n" );
document.write( "Ed is currently 12 years old.\r<BR>\n" );
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document.write( "F = 6*C<BR>\n" );
document.write( "F = 6*7<BR>\n" );
document.write( "F = 42<BR>\n" );
document.write( "Their father is currently 42 years old.\r<BR>\n" );
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document.write( "Check:<BR>\n" );
document.write( "E+C+F = 7+12+42 = 19+42 = 61<BR>\n" );
document.write( "So the answer checks out.<BR>\n" );
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