document.write( "Question 963238: A mother is 21 years older than her new born baby . How old will the baby be when her age is 1/4 that of her mother. \n" ); document.write( "
Algebra.Com's Answer #588476 by rothauserc(4718)\"\" \"About 
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let x be age of mother's baby and mother's age is x+21, then
\n" ); document.write( "x = (1/4)*(x+21)
\n" ); document.write( "4x = x+21
\n" ); document.write( "3x = 21
\n" ); document.write( "x = 7
\n" ); document.write( "the baby will be 7 years old when the baby is 1/4 of her mother's age
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