document.write( "Question 1053185: Tom is 20 years old and his father is 55 years old. When Tom is half his father's age, how old will his father be ? \r
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Algebra.Com's Answer #668417 by ikleyn(52781) $\"\"$ $\"About$

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\n" ); document.write( "Answer. 70.\r
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document.write( "The equation is\r\n" );
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document.write( "2(20 + x) = 55 + x,\r\n" );
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document.write( "where x is \"in how many years later\".\r\n" );
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