document.write( "Question 1186851: Douglas invests money in two simple interest accounts. He invests three times as much in an account paying 14% as he does in an account paying 5%. If he earns $152.75 in interest in one year from both accounts combined, how much did he invest altogether?\r
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Algebra.Com's Answer #837131 by ikleyn(52781) $\"\"$ $\"About$

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document.write( "Interest equation\r\n" );
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document.write( "    0.05x + 0.14(3x) = 152.75\r\n" );
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document.write( "    0.05x + 0.42x    = 152.75\r\n" );
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document.write( "       0.47x         = 152.75\r\n" );
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document.write( "           x         = 152.75/0.47\r\n" );
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document.write( "           x =   325\r\n" );
document.write( "          3x = 3*325 = 975\r\n" );
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document.write( "Altogether  325 + 975 = 1300  dollars.    ANSWER\r\n" );
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