You invite your friend to go to Peru.

Tú invitas a tu amigo a ir a Perú.

Tú invitan a tu amigo a ir a Perú.

Tú invita a tu amigo a ir a Perú.

Tú invitamos a tu amigo a ir a Perú.

Respuesta :

It would be the 1st statement 

tu invitas a tu amigo a ir a Peru.
I think its the !st choice.
Spanish is similar to French and I think it would be the 1st one.