document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=725440>Question 725440</A>: <I><SPAN STYLE=\"word-break: break-all;\"> q's age is 80% of R's age. five years from now Q's age will be 90% of R's age. how old is each now? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #806423 by </B><A HREF=/tutors/aboutme.mpl?userid=CubeyThePenguin><B>CubeyThePenguin(3113)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=CubeyThePenguin><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=CubeyThePenguin><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=806423\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> q = 8r/10<BR>\n" );
document.write( "q + 5 = 9(r + 5)/10\r<BR>\n" );
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document.write( "Substitute the first equation into the second.\r<BR>\n" );
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document.write( "8r/10 + 5 = 9r/10 + 4.5<BR>\n" );
document.write( "0.5 = r/10<BR>\n" );
document.write( "r = 5 ---> q = 4\r<BR>\n" );
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document.write( "Q is 4 and R is 5. </SPAN>\n" );
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