Respuesta :

Answer:

15x-21

Step-by-step explanation:

The distributive property (I assume thats what you mean, let me know otherwise) states that a(b-c) = ab-ac. Here, a=3, b=5x,

and c= 7.

Therefore, 3(5x-7) = 3(5x)-3(7)=15x-21.

15x-21 Ans.

-mahin30

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