document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=949329>Question 949329</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A person invested $9000, part at 4 1/2%p.a and the rest  at 5% p.a. If the total interest he earned after one year was $435, find the amount of each investment? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #579573 by </B><A HREF=/tutors/aboutme.mpl?userid=macston><B>macston(5194)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=macston><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=macston><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=579573\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x=invested at 4.5%; y=invested at 5%;<BR>\n" );
document.write( "x+y=$9000 Subtract y from each side<BR>\n" );
document.write( "x=$9000-y<BR>\n" );
document.write( "0.045x+0.05y=$435 Substitute for x.<BR>\n" );
document.write( "0.045($9000-y)+0.05y=$435<BR>\n" );
document.write( "0.045($9000)-0.045y+0.05y=$435 <BR>\n" );
document.write( "$405+0.005y=$435 subtract $405 from each side.<BR>\n" );
document.write( "0.005y=$30 Divide each side by 0.005<BR>\n" );
document.write( "y=$6000 ANSWER 1:$6000 was invested at 5%.<BR>\n" );
document.write( "x=$9000-y=$9000-$6000=$3000 ANSWER 2: $3000 was invested at 4.5%.<BR>\n" );
document.write( "CHECK <BR>\n" );
document.write( "0.045x+0.05y=$435<BR>\n" );
document.write( "0.045($3000)+0.05($6000)=$435<BR>\n" );
document.write( "$135+$300=$435<BR>\n" );
document.write( "$435=$435<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );