document.write( "Question 1155645: Ruth is twice as old as Gertrude was when Ruth was as old as Gertrude is now
\n" ); document.write( "Ruth is 24 how old is Gertrude \n" ); document.write( "
Algebra.Com's Answer #778258 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
\r\n" );
document.write( "Ruth [today which is 24] is twice as old as Gertrude was [y years ago, which was\r\n" );
document.write( "G-y] when Ruth was [24-y] and as old as Gertrude is now [today which is G].\r\n" );
document.write( "\r\n" );
document.write( "24 = 2(G-y)\r\n" );
document.write( "24-y = G\r\n" );
document.write( "\r\n" );
document.write( "Solve that system and get y=6 and G=18\r\n" );
document.write( "Edwin

\n" ); document.write( " \n" ); document.write( "
\n" );