Question

TJ, Max, and Misha are all the same age. The sum of their ages is s years. How old was TJ eight years ago?

Answer 1

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

Explanation: