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Simon is 6yrs older than Alex and his sister is 8yrs younger than Alex . Their combined age is 37 . How old is Simon
Let Simon's age be S
Then Alex' is: S - 6, and Simon's sister's is: S - 6 - 8, or S - 14
We then get: S + S - 6 + S - 14 = 37
3S - 20 = 37
3S = 57
S, or Simon is:
, or
years-old