SOLUTION: Xavier and Yifei have been married for exactly 37 years. Yifei is four years older than Xavier. The sum of their ages is 120. How old was Yifei when they were married?

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Question 1147928: Xavier and Yifei have been married for exactly 37 years. Yifei is four years older than Xavier. The sum of their ages is 120. How old was Yifei when they were married?
Found 2 solutions by josmiceli, MathTherapy:
Answer by josmiceli(19441)   (Show Source): You can put this solution on YOUR website!
Let = Xavier's age when they go married
= Yifei's age when they got married
( this is true because the difference in their ages never changes )
----------------------------------------------------------------------
= Xavier's age now
= Yifei's age now
------------------------------------------



and

Yifei was 46 when they were married
Answer by MathTherapy(10552)   (Show Source): You can put this solution on YOUR website!
Xavier and Yifei have been married for exactly 37 years. Yifei is four years older than Xavier. The sum of their ages is 120. How old was Yifei when they were married?
Correct answer: Yifel was 25 when they got married! 

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