document.write( "Question 31933: Gina is 9 years younger than her sister, Bridgette. Two years ago, Bridgette was twice as old as Gina was. How old is gina now? \n" ); document.write( "
Algebra.Com's Answer #18499 by Paul(988)![]() ![]() ![]() You can put this solution on YOUR website! Her sister's age = x \n" ); document.write( "Her age = x-9 \n" ); document.write( "2 years ago her sister's age = x-2 \n" ); document.write( "2 years ago her age = x-9-2-->x-11 \n" ); document.write( "EQuation: \n" ); document.write( "2(x-11)=x-2 \n" ); document.write( "2x-22=x-2 \n" ); document.write( "x=20 \n" ); document.write( "20-9=11\r \n" ); document.write( "\n" ); document.write( "Hence, Gina's age is 11 and her sister's age is 20. \n" ); document.write( "Paul. \n" ); document.write( " \n" ); document.write( " |