document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=204547>Question 204547</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Mike's age is 3/4 of Mary's age. In 5 yrs, Mike's age will be 7/9 Mary's age. How old is Mike now? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #154391 by </B><A HREF=/tutors/aboutme.mpl?userid=alicealc><B>alicealc(293)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=alicealc><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=154391\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Mike's age = A<BR>\n" );
document.write( "Mary's age = B\r<BR>\n" );
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document.write( "A = 3/4 * B<BR>\n" );
document.write( "In 5 years:<BR>\n" );
document.write( "A + 5 = 7/9 * (B + 5)<BR>\n" );
document.write( "3/4 * B + 5 = 7/9 * B + 35/9<BR>\n" );
document.write( "3/4 * B - 7/9 * B = 35/9 - 5<BR>\n" );
document.write( "(27/36 - 28/36) * B = 35/9 - 45/9<BR>\n" );
document.write( "-1/36 * B = -10/9<BR>\n" );
document.write( "B = -10/9 * -36/1<BR>\n" );
document.write( "B = 360/9 = 40<BR>\n" );
document.write( "A = 3/4 * 40 = 30\r<BR>\n" );
document.write( "\n" );
document.write( "So, Mike's age now is 30 years old<BR>\n" );
document.write( " </SPAN>\n" );
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