resolver ese problema

No creía que fuera tan complicado resolver ese problema.

I didn't think it would be that complicated to solve that problem.

Dice que ellos mismos deben resolver ese problema.

He says they themselves must solve that problem.

— Moscú no cree en las lágrimas (1980)

Este es el mejor método para resolver ese problema.

This is the best method to solve that problem.

Es difícil resolver ese problema.

That problem is difficult to solve.

Es difícil para mí resolver ese problema.

It's difficult for me to solve that problem.

Tanto él como yo supimos resolver ese problema matemático.

Both he and I were able to solve that mathematical problem.

Hasta un niño podría resolver ese problema tan fácil.

Even a child could solve that problem so easily.

Él consiguió resolver ese problema por sus propios medios.

He managed to solve that problem on his own.