document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=80036>Question 80036</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Mr.Harvey invested a sum of money at 4%.He invested a second sum at 3%.If the annual income from the first investment is equal to the annual income from the second investment,and if the investments total $7000,how much did he invest at each rate? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #57395 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=57395\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Mr.Harvey invested a sum of money at 4%.He invested a second sum at 3%.If the annual income from the first investment is equal to the annual income from the second investment,and if the investments total $7000,how much did he invest at each rate?<BR>\n" );
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document.write( "Let \"x\" be amt invested at 4%; Interest on this is 0.04x dollars<BR>\n" );
document.write( "Then \"7000-x\" is amt invested at 3%; Interest on this is 0.03(7000-x)<BR>\n" );
document.write( "= 210-0.03x dollars<BR>\n" );
document.write( "EQUATION:<BR>\n" );
document.write( "1st interest = 2nd interest<BR>\n" );
document.write( "0.04x=210-0.03x<BR>\n" );
document.write( "0.07x=210<BR>\n" );
document.write( "x=3000 (amount invested at 4%)<BR>\n" );
document.write( "7000-x=4000 (amount invested at 3%)<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );