document.write( "Question 411879: jackie is 8 years younger thn her sister,jill the sum of their ages is 46 how old is jackie? her sister jill. i think i know the answers but i dont know how to actually work it out. \n" ); document.write( "
Algebra.Com's Answer #289401 by sudhanshu_kmr(1152)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "assume that jackie age = x years, jill age =8+x\r \n" ); document.write( "\n" ); document.write( "x + (8+x) = 46 \r \n" ); document.write( "\n" ); document.write( "=> 8 + 2x = 46 \r \n" ); document.write( "\n" ); document.write( "=> x = 46-8 / 2 =38/2 = 19 \r \n" ); document.write( "\n" ); document.write( "jackie age = 19 years..\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |