Used to describe the result of an imagined situation, now, later, or in the past.
If I had more time, I would travel more.
If she had called, I would have answered.
After would, the next verb does not change. For a past result, use would have + past participle.
Common phrases & grammar
would be better · would make sense · would be possible · would have been
If + subject + past-tense verb, subject + would + base verb
If + subject + had + past participle, subject + would have + past participle