Converting sentences into equations

[Phisics]

Barry has x computer games.sister an has three times as many.
How would I convert int equation, if you know what I mean and thanks

 

[MarkFL]

There isn't enough information given to construct an equation. The most you can say is if Barry has \(x\) games, then the sister has \(3x\) games.

What is the entire/complete problem?