SOLUTION: The sum of the ages of Nicole and Kristin is 32. In two years Nicole will be three times as old as Kristen. How old are they? Show your work.

Question 1012604: The sum of the ages of Nicole and Kristin is 32. In two years Nicole will be three times as old as Kristen. How old are they? Show your work.

Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
Call their ages NOW, n and k. Then we have
n + k = 32, or n = 32 - k
In two years,
n + 2 = 3(k + 2)
Now substitute from above and get
32 - k + 2 = 3(k + 2)
34 - k = 3k + 6
Now subtract 6
28 - k = 3k
Now add k
28 = 4k
k = 7 and then
n = 32 - 7 = 25
They are now 25 and 7 years old.
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