document.write( "Question 920709: A woman is 24years when her daughter was born. Now she is three time older than her daughter. What is her daughter's age? \n" ); document.write( "
Algebra.Com's Answer #558533 by josgarithmetic(39620)\"\" \"About 
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w=24, d=0, at birth of daughter.\r
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\n" ); document.write( "\n" ); document.write( "y, number of years to pass.\r
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\n" ); document.write( "\n" ); document.write( "Now, \"w%2By=3%28d%2By%29\".
\n" ); document.write( "You first want to find y.
\n" ); document.write( "\"w%2By=3d%2B3y\"
\n" ); document.write( "\"3d%2B3y-y-w=0\"
\n" ); document.write( "\"3d%2B2y-w=0\"
\n" ); document.write( "\"2y=w-3d\"
\n" ); document.write( "\"highlight%28y=%28w-3d%29%2F2%29\"\r
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\n" ); document.write( "\n" ); document.write( "substitution of given values,
\n" ); document.write( "\"y=12\"\r
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\n" ); document.write( "\n" ); document.write( "Twelve years passed since daughter was born, so daughter is 12 years old.
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