Final answer:
The sentence 'Salgo con mis amigos todos los viernes' is grammatically correct in Spanish.
Step-by-step explanation:
The sentence 'Salgo con mis amigos todos los viernes' is grammatically correct. In Spanish, the subject usually goes before the verb. Here, the subject is 'Salgo' which means 'I go out', and it agrees with the pronoun 'yo' (I). 'Con mis amigos' means 'with my friends' and 'todos los viernes' means 'every Friday'.
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