SOLUTION: A mother is 40 years old, and her son is 10 years old. How many years must pass so that the age of the mother triples that of the child?

Question 1187025: A mother is 40 years old, and her son is 10 years old. How many years must pass so that the age of the mother triples that of the child?
Found 2 solutions by josgarithmetic, Alan3354:
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
40 mother
10 child
x, in how many years

Solve this equation.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
A mother is 40 years old, and her son is 10 years old. How many years must pass so that the age of the mother triples that of the child?
---------------
The difference is constant at 30 years.
---> 15 & 45

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