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)\"\" \"About 
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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.
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