document.write( "Question 564668: Betsy a recent retiree, requires $5,000 per year in extra income. She has $70,000 to invest and can invest in B-rated bonds paying 13% per year or in a certificate of deposit (CD) paying 3% per year. How much money should be invested in each to realize exactly $5,000 in interest per year? \n" ); document.write( "

Algebra.Com's Answer #365422 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
Let $\"+x+\"$ = amount invested in bonds
\n" ); document.write( " $\"+70000+-+x+\"$ = amount invested in CD
\n" ); document.write( "given:
\n" ); document.write( " $\"+.13x+%2B+.03%2A%28+70000+-+x+%29+=+5000+\"$
\n" ); document.write( " $\"+.13x+%2B+2100+-+.03x+=+5000+\"$
\n" ); document.write( " $\"+.1x+=+5000+-+2100+\"$
\n" ); document.write( " $\"+.1x+=+2900+\"$
\n" ); document.write( " $\"+x+=+29000+\"$
\n" ); document.write( " $\"+70000+-+x+=+41000+\"$
\n" ); document.write( "$29,000 should be invested in bonds
\n" ); document.write( "$41,000 should be invested in CD \n" ); document.write( "

\n" );