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)![]() ![]() You can put this solution on YOUR website! x = woman's age \n" ); document.write( "y = daughter's age\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = 3y \n" ); document.write( "(x-6)+(y-6) = 36\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Plug in the first equation into the second.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x + y = 36 + 12 = 48 \n" ); document.write( "4y = 48 \n" ); document.write( "y = 12\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The daughter is 12 years old. \n" ); document.write( " |