document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=287018>Question 287018</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Will you please show detail of how this problem is solved and the correct answer?  Thank you\r<BR>\n" );
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document.write( "A total of $15,000.00 was invested in two accounts, one at 4% and the other at 3% simple intrest.  How much was invested in each account if the total earned was $550.00 per year? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #208113 by </B><A HREF=/tutors/aboutme.mpl?userid=brucewill><B>brucewill(101)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=brucewill><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=208113\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let x = the amount of 3% money<BR>\n" );
document.write( "Then (15000-x) = the amount fo 4% money.<BR>\n" );
document.write( "Interest = Principal * rate * time.\r<BR>\n" );
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document.write( "0.03x + 0.04x(15000-x) = 550<BR>\n" );
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document.write( "0.03x + 600 - 0.04x = 550<BR>\n" );
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document.write( "-0.01x = -50<BR>\n" );
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document.write( "x = 5000 the amount of 3% money.<BR>\n" );
document.write( "Therefore, 15000 - 5000 = 10000 the amount of 4% money.\r<BR>\n" );
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document.write( "Proof:<BR>\n" );
document.write( "5000 * 3% = 150<BR>\n" );
document.write( "10000 * 4% = 400, sums to 550.<BR>\n" );
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