document.write( "Question 1132592: Alex is 21 years old now and she is 3 times older than her younger brother Noel. How old is Alex when noel is born? \n" ); document.write( "
Algebra.Com's Answer #749672 by rothauserc(4718)\"\" \"About 
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Alex = 21 years old
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\n" ); document.write( "Noel = 21/3 = 7 years old
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\n" ); document.write( "When Noel was born, Alex = 21 -7 = 14 years old
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