document.write( "Question 1008430: A woman is three times as old as her daughter. six years ago, the sum of their ages was 36. find the age of the daughter. \n" ); document.write( "
Algebra.Com's Answer #802257 by CubeyThePenguin(3113)\"\" \"About 
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x = woman's age
\n" ); document.write( "y = daughter's age\r
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\n" ); document.write( "\n" ); document.write( "x = 3y
\n" ); document.write( "(x-6)+(y-6) = 36\r
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\n" ); document.write( "\n" ); document.write( "Plug in the first equation into the second.\r
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\n" ); document.write( "\n" ); document.write( "x + y = 36 + 12 = 48
\n" ); document.write( "4y = 48
\n" ); document.write( "y = 12\r
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\n" ); document.write( "\n" ); document.write( "The daughter is 12 years old.
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