mrjohnno21oxiwxe mrjohnno21oxiwxe

16-10-2017
Mathematics

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I need help with this!
TJ, Max, and Misha are all the same age. The sum of their ages is s years. How old was TJ eight years ago?
Thanks!

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Аноним Аноним

16-10-2017

Let x = TJ's current age.
Therefore each of the three has the same age.
Because the sum of their ages is s, therefore
3x = s
x = s/3

TJ's age 8 years ago is s/3 - 8

Answer: s/3 - 8

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