have to take care of
I have to attend.
I have to take care of this.
Tengo que atender un asunto personal.
I have to attend to a personal matter.
Esta tarde tengo que atender unos asuntos de negocios.
This afternoon I have some business matters to attend to.
Pero yo tengo que atender una serie de intereses, Fabio.
But I have a number of interests to attend to, Fabio.
— Tropa de élite 2 (2010)
Tengo que atender esta llamada.
I have to take this call.