This is the 743rd most frequent Russian word.
решил
The Russian word "решил" means "decided" in English.
The word 'решил' refers to a personal decision or choice made by the speaker.
Я решил пойти в парк.
I decided to go to the park.
Here, 'решил' means to solve or find a solution to something.
Он решил задачу быстро.
He solved the problem quickly.
In this context, 'решили' indicates a decision made collectively by the group.