document.write( "Question 146457: Mardi received an inheritance of $60,000. She invested part at 11% and deposited the remainder in tax-free bonds at 9%. Her total annual income from the investments was $6200. Find the amount invested at 11%. \n" ); document.write( "
Algebra.Com's Answer #106938 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
.11X+.09(60,000-X)=6,200
\n" ); document.write( ".11X+5,400-.09X=6,200
\n" ); document.write( ".02X=6,200-5,400
\n" ); document.write( ".02X=800
\n" ); document.write( "X=800/.02
\n" ); document.write( "X=40,000 AMOUNT INVESTED @ 11%.
\n" ); document.write( "60,000-40,000=20,000 INVESTED @ 9%.
\n" ); document.write( "PROOF:
\n" ); document.write( ".11*40,000+.09*20,000=6,200
\n" ); document.write( "4,400+1,800=6,200
\n" ); document.write( "6,200=6,200
\n" ); document.write( "
\n" );