SOLUTION: Kevin is 7 years older than his sister. In 2 years, he will be twice as old as she is. How old are they now?

Question 1131003: Kevin is 7 years older than his sister. In 2 years, he will be twice as old as she is. How old are they now?
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
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Kevin is 7 years older than his sister. In 2 years, he will be twice as old as she is WILL BE. How old are they now?
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Kevin, x+7
Sister, x

Kevin is 12
and his sister is 5.
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