Final answer:
The sentence 'Hay tres perros en la casa' is correct in Spanish and it means 'There are three dogs in the house'.
Step-by-step explanation:
The sentence 'Hay tres perros en la casa' is correct.
In Spanish, the word 'hay' means 'there is' or 'there are'. 'Tres' means 'three' and 'perros' means 'dogs'.
Therefore, the sentence translates to 'There are three dogs in the house'.
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