SOLUTION: Carla is four times her daughter's age. In 30 years, her daughter will be half as old as Carla. How old is Carla and her daughter now?
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Question 324027: Carla is four times her daughter's age. In 30 years, her daughter will be half as old as Carla. How old is Carla and her daughter now?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Let C be Carla's age, D her daughter's.
1.
In 30 years,
2.
Substitute eq. 1 into eq. 2,
.
.
.
.
.
.
The daughter is 15, Carla is 60 years old.
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