SOLUTION: Tom is 20 years old and his father is 55 years old. When Tom is half his father's age, how old will his father be ?

SOLUTION: Tom is 20 years old and his father is 55 years old. When Tom is half his father's age, how old will his father be ?

Algebra.Com

Question 1053185: Tom is 20 years old and his father is 55 years old. When Tom is half his father's age, how old will his father be ?

Answer by ikleyn(52781) (Show Source): You can put this solution on YOUR website!
.
Answer. 70.

Solution

The equation is

2(20 + x) = 55 + x,

where x is "in how many years later".

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