document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=289643>Question 289643</A>: <I><SPAN STYLE=\"word-break: break-all;\"> s - a(subscript 1)*r = a(subscript 2)*r + a(subscript 3)*r ...(Solve for r).<BR>\n" );
document.write( "I worked this problem and got r = s/a(subscript 2)*a(subscript 3)*a(subscript 1)*3. This problem is really confusing and the answer is too. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #209729 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=209729\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I am going to change those subscripts to x,y, and z.<BR>\n" );
document.write( "x=a(sub1)<BR>\n" );
document.write( "y=a(sub2)<BR>\n" );
document.write( "z=a(sub3)<BR>\n" );
document.write( "s-x*r=y*r+z*r<BR>\n" );
document.write( "let's get all the r's on one side<BR>\n" );
document.write( "s=x*r+y*r+z*r<BR>\n" );
document.write( "s=r*(x+y+z)<BR>\n" );
document.write( "s/(x+y+z)=r<BR>\n" );
document.write( "which is what you have. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );