SOLUTION: Three year ago, a father was four times as old as the daughter is now. The product of their age is 430. Calculate the present age of the daughter and father.

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Question 1006253: Three year ago, a father was four times as old as the daughter is now. The product of their age is 430. Calculate the present age of the daughter and father.
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
y father
x daughter

system%28y-3=4x%2Cxy=430%29

Equation to solve first is x%284x%2B3%29=430.