SOLUTION: 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?

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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?
Answer by Amirraza8680(3) About Me  (Show Source):
You can put this solution on YOUR website!
Let after "x" years jenny became twice old as bert.
A/Q
18 x=2(6 x)
18 x=12 2x
x-2x=12-18
-x=-6
so, x=6
Hence, after 6 years jenny will became twice old as bert after 6 years.