was wrong
He was wrong.
Afortunadamente, estaba equivocado.
Fortunately, I was wrong.
I admitted I was wrong.
Todos dijeron que yo estaba equivocado.
Everyone said I was wrong.
Al parecer, estaba equivocado.
Apparently, I was wrong.
I was wrong about you.
Lo convencí de que él estaba equivocado.
I convinced him that he was wrong.
Quizá Tom no estaba equivocado.
Maybe Tom wasn't wrong.
Pensé que Tom estaba equivocado.
I thought Tom was wrong.