SOLUTION: Luis is 9 years older than kevin. Two years ago, his age was twice that kevin's age. How old is luis?

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Question 1172718: Luis is 9 years older than kevin. Two years ago, his age was twice that kevin's age. How old is luis?
Answer by Boreal(15235)   (Show Source): You can put this solution on YOUR website!
Kevin=x
Luis is x+9
two years ago they were x-2 and x+7 years
2(x-2)=x+7
2x-4=x+7
x=11
Luis is 20.

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