document.write( "Question 640283: After inheriting some money, a man wants to invest enough to have annual income of $5,000. If he can invest $20,000 at 9% interest, how much more will have to be invested at 7% in order to reach the goal? \n" ); document.write( "
Algebra.Com's Answer #403121 by sachi(548)\"\" \"About 
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let him invest x at 7%
\n" ); document.write( "so the annual income
\n" ); document.write( "x*7%+20000*9%=5000
\n" ); document.write( "or 7x+180000=5000*100=500000
\n" ); document.write( "or x= (500000-180000)/7=4574.29 ans
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