document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=130342>Question 130342</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Roberto invested some money at 7%, and then invested $2,000 more than twice his amount at 11%. His total annual income from the two investemnts was $3,990. How much was invested at 11%. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #95209 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley71><B>checkley71(8403)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley71><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=95209\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .07X+.11(2X+2000)=3990<BR>\n" );
document.write( ".07X+.22X+220=3990<BR>\n" );
document.write( ".29X=3990-220<BR>\n" );
document.write( ".29X=3770<BR>\n" );
document.write( "X=3770/.29<BR>\n" );
document.write( "X=13,000 INVESTED @ 7%.<BR>\n" );
document.write( "2*13000+2000=26000+2000=28,000 IS THE AMOUNT INVESTED @ 11%.<BR>\n" );
document.write( "PROOF:<BR>\n" );
document.write( ".07*13000+.11*28000=3990<BR>\n" );
document.write( "910+3080=3990<BR>\n" );
document.write( "3990=3990<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );