SOLUTION: In 5 years dad will be three times as old as his daughter Jill will be then. If the sum of their present ages is 50, how old are they now?

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Question 1066807: In 5 years dad will be three times as old as his daughter Jill will be then. If the sum of their present ages is 50, how old are they now?
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
x=dad's age now; y=Jill's age now
x+5=3(y+5)
x+5=3y+15
x+y=50
x=50-y
50-y+5=3y+15
40=4y
y=10. Jill is 10
Her father is 40
when he is 45, she will be 15.