document.write( "Question 341841: A mother is three times as old as her daughter. Nine years ago, she was six times as old a her daughter. Find the present age of each. \n" ); document.write( "
Algebra.Com's Answer #244746 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let daughter be x years now \n" ); document.write( "mother is 3x now. \n" ); document.write( "9 years ago \n" ); document.write( "daughter = x-9 \n" ); document.write( "mother = 3x-9 \n" ); document.write( ".. \n" ); document.write( "3x-9 = 6(x-9) \n" ); document.write( "3x-9 = 6x -54 \n" ); document.write( "6x-3x= 54 -9 \n" ); document.write( "3x=45 \n" ); document.write( "divide by 3 \n" ); document.write( "x= 15 daughter's age \n" ); document.write( "mother's age = 3x = 3*15 = 45 years \n" ); document.write( " |