Respuesta :

Answer:

I got -437

Step-by-step explanation:

Lets break it down.

12x - 3y4x - z

If you substitute the numbers for its given variable, you should get

12(3) - 3(13)4(3) - 5

Now, just multiply and subtract to simplify.

36 - 468 - 5

-437

Answer:

THE RIGHT answer is 5

Step-by-step explanation:

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