document.write( "Question 926460: jenny is 18 years old and her brother, bert is 6 years old. in how many years will jenny be twice as old as bert? \n" ); document.write( "
Algebra.Com's Answer #562256 by Amirraza8680(3)\"\" \"About 
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Let after \"x\" years jenny became twice old as bert.
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\n" ); document.write( "18 x=2(6 x)
\n" ); document.write( "18 x=12 2x
\n" ); document.write( "x-2x=12-18
\n" ); document.write( "-x=-6
\n" ); document.write( "so, x=6
\n" ); document.write( "Hence, after 6 years jenny will became twice old as bert after 6 years.
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