document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=615867>Question 615867</A>: <I><SPAN STYLE=\"word-break: break-all;\"> my mum was 27 when i was born, 8 years ago she was twice as old as i shall be in 5 years time..how old am i now? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #387348 by </B><A HREF=/tutors/aboutme.mpl?userid=dragonwalker><B>dragonwalker(73)</B></A><img src=\"/images/stars/stars-08.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=dragonwalker><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=387348\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Okay, so we need to represent your age as an unknown. Let us say x.\r<BR>\n" );
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document.write( "Five years from now you are going to be x + 5\r<BR>\n" );
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document.write( "Eight years ago your mum was twice this i.e. 2(x+5) or 2x+10\r<BR>\n" );
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document.write( "It also gives a clue at how old your mum was 8 years ago in another way:<BR>\n" );
document.write( "She was 27 + your age at the time and you would have been x-8. So this means she was:\r<BR>\n" );
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document.write( "27+x-8\r<BR>\n" );
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document.write( "As both formulas represent her age 8 years ago they are equal to each other so:\r<BR>\n" );
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document.write( "2x+10 = 27+x-8\r<BR>\n" );
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document.write( "Solve for x:\r<BR>\n" );
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document.write( "2x-x = 27-8-10<BR>\n" );
document.write( "x=9\r<BR>\n" );
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document.write( "so you would be 9 years old.<BR>\n" );
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