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 ->  Customizable Word Problem Solvers  -> Age -> 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 ?       Log On

The equation is

2(20 + x) = 55 + x,

where x is "in how many years later".