SOLUTION: Mary is thrice as old as her sister Karen. The sum of their ages is 52 years. What are their ages?

SOLUTION: Mary is thrice as old as her sister Karen. The sum of their ages is 52 years. What are their ages?

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Question 1174130: Mary is thrice as old as her sister Karen. The sum of their ages is 52 years.
What are their ages?
Answer by ikleyn(52798) (Show Source): You can put this solution on YOUR website!
.


    3x + x = 52.


You do the rest.

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