You can
put this solution on YOUR website! .
Let X be Xavier age and Y be Yolanda age (thanks for giving them appropriate names (!) )
Then
Y + X = 126
Y - X = 4
Add equations. You will find Y =
= 65.
So, Yolanda is 65 years old now.
40 years ago, when they were married, Yolanda was 65-40 = 25 years old. ANSWER
Solved.
-------------
Nice problem --- thanks for posting it (!)