document.write( "Question 358977: A mother is seven times as old as her daughter, in five years time she will be four times as old as her daughter. How old are they now? \n" ); document.write( "
Algebra.Com's Answer #256152 by mananth(16946)![]() ![]() You can put this solution on YOUR website! A mother is seven times as old as her daughter, in five years time she will be four times as old as her daughter. How old are they now? \n" ); document.write( "... \n" ); document.write( "let daughter's age be x years \n" ); document.write( "mother's age = 7x \n" ); document.write( "five years later their ages will be \n" ); document.write( "daughter =x+5 \n" ); document.write( "mother =7x+5 \n" ); document.write( ".. \n" ); document.write( "4(x+5)=7x+5 \n" ); document.write( "4x+20=7x+5 \n" ); document.write( "7x-4x=20-5 \n" ); document.write( "3x=15 \n" ); document.write( "/3 \n" ); document.write( "x=5 daughter's age \n" ); document.write( "mother's age = 7*5 = 35 years \n" ); document.write( ".. \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |