SOLUTION: Your age is now 7 years.your brother's age is 17 years now .after how many year your brother's age will 2 times of your age?

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Question 1011514: Your age is now 7 years.your brother's age is 17 years now .after how many year your brother's age will 2 times of your age?
Answer by rothauserc(4718) About Me  (Show Source):
You can put this solution on YOUR website!
let x be the number of years when your brother is twice your age
2(7 + x) = 17 + x
14 + 2x = 17 + x
x = 3
In three years you will be 10 and your brother will be 20