document.write( "Question 1090242: A person plans to invest four times as much in an account at 4.7% interest as in an account at 8.4% annual interest. How much should the person invest in each account to earn a total of $408 in one year? \n" ); document.write( "

Algebra.Com's Answer #704682 by ikleyn(52781) $\"\"$ $\"About$

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document.write( "Your equation is \r\n" );
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document.write( "0.047*(4x) + 0.084x = 408     dollars   (where x is the amount at 8.4%)\r\n" );
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document.write( "To make things easier, multiply both sides by 1000 to get\r\n" );
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document.write( "47*4x + 84x = 408000.\r\n" );
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document.write( "From this point, completing the solution is easy arithmetic.\r\n" );
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document.write( "I leave it to you.\r\n" );
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