I wrote it digitally but I hope it’s helpful:
Yo quiero ir contigo.
I want to go with you
Rewrite the entire sentence replacing the indirect object with an indirect object pronoun.
Nosotros hablamos por teléfono con la <u>maestra</u>.
Answer : Nosotros le hablamos por teléfono.
Explanation: The indirect object is "la maestra", that is third singular person, so the indirect object pronoun has to be in the third singular person too, "le".
Hope this helps!
Answer:
join the ends of two pieces of metal or timber by notching them so they fit over or into eachother