document.write( "Question 552810: How do I set up this problem? \r
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document.write( "Mr. Fox invested a sum of money at 6%. He invested a second sum, $2000.00 less than this sum, at 5%. He invested third sum, which was $3000.00 less than the first sum, at 3%. His total annual income was $370.00. Find the amount he invested t each rate. \n" );
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Algebra.Com's Answer #360519 by mananth(16946)![]() ![]() You can put this solution on YOUR website! percent Principal $ \n" ); document.write( "3.00 x-3000 \n" ); document.write( "6.00 x \n" ); document.write( "5.00 x-2000 \r \n" ); document.write( "\n" ); document.write( "Interest = 370 \r \n" ); document.write( "\n" ); document.write( "3*(x-3000)+6x+5(x-2000)= 370*100\r \n" ); document.write( "\n" ); document.write( "The percentages have been multiplied by 100 for easier calculation\r \n" ); document.write( "\n" ); document.write( "3x-9000+6x+5x-10000 =37000 \n" ); document.write( "14x=19000+37000 \n" ); document.write( "14x= 56000 \n" ); document.write( "/14 \n" ); document.write( "x= 4000 \n" ); document.write( "$ 4000 at6% \n" ); document.write( "$2000 at 5% \n" ); document.write( "$1000 at 3% \n" ); document.write( " |