SOLUTION: Cameron's uncle is 3 times old as he is. 4 years ago, he was 4 times older. How old is Cameron?

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Question 961697: Cameron's uncle is 3 times old as he is. 4 years ago, he was 4 times older. How old is Cameron?
Answer by Murthy(22) About Me  (Show Source):
You can put this solution on YOUR website!
Let Cameron's current age be x years and his uncle's age be y years:
Given, y=3x............(1)

Before 4 years:
(y-4)=4(x-4)..........(2)
solving, (1) and (2)
3x-4=4x-16
x=12 years
Cameron is 12 years old