document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=740633>Question 740633</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Using 2 variables:<BR>\n" );
document.write( "Ruth is twice as old as Pat. In 4 years, Ruth will be three times as old as Pat was three years ago. How old is each now?<BR>\n" );
document.write( "I have the let statements- let x=Pat let y= Ruth<BR>\n" );
document.write( "Also I have, 2y=p, but I am stuck on the second equation.<BR>\n" );
document.write( "Thanks for your help! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #451647 by </B><A HREF=/tutors/aboutme.mpl?userid=rothauserc><B>rothauserc(4718)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rothauserc><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=rothauserc><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=451647\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> We are given Ruth is twice as old as Pat. In 4 years, Ruth will be three times as old as Pat was three years ago. How old is each now?\r<BR>\n" );
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document.write( "let x=Pat let y= Ruth\r<BR>\n" );
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document.write( "y = 2x  ( Ruth is twice as old as Pat)\r<BR>\n" );
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document.write( "y+4 = 3*(x-3)   (In 4 years, Ruth will be three times as old as Pat was three years ago)\r<BR>\n" );
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document.write( "subtitute 2x for y in second equation and we have\r<BR>\n" );
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document.write( "2x+4 = 3x - 9 and\r<BR>\n" );
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document.write( "x = 13 and y = 26\r<BR>\n" );
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document.write( "so Pat is 13 and Ruth is 26<BR>\n" );
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