document.write( "Question 155555This question is from textbook
\n" ); document.write( ": betsy recquires $6000 per year in extra income. She has $50,000 to invest and can invest in B-rated bonds paying 15% a year or in a certificate of deposit(CDs) paying 7% per year. how much money should be invested in each to relaize exactly $6000 in interest per year?
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Algebra.Com's Answer #114557 by checkley77(12844)\"\" \"About 
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.15x+.07(50,000-x)=6,000
\n" ); document.write( ".15x+3,500-.07x=6,000
\n" ); document.write( ".08x=6,000-3,500
\n" ); document.write( ".08x=2,500
\n" ); document.write( "x=2,500/.08
\n" ); document.write( "x=$31,250 Should be invested @ 15%
\n" ); document.write( "50,000-31,250=$18,750 Should be invested @ 7%.
\n" ); document.write( "Proof:
\n" ); document.write( ".15*31,250+.07*18,750=6,000
\n" ); document.write( "4.687.50+1,312.50=6,000
\n" ); document.write( "6,000=6,000
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