SOLUTION: Melissa is 54 years old and her mother, Katie is 80. How many years ago was her mother, three times the age of her daughter, Melissa?

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Question 544897: Melissa is 54 years old and her mother, Katie is 80. How many years ago was her mother, three times the age of her daughter, Melissa?
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
Melissa = 54
Katie = 80
let her mother be 3 times x years ago
(80-x)=3(54-x)
80-x=162-3x
2x=162-80
2x=82
x=41
Check
Katie = 80-41=39
Melissa=54-41=13