Respuesta :

Equanimity
The answer is A.) 3x-7y and -7y+3x
This is due to "3x" implies the value is positive, or "+3x", and -7y remains -7y.
So, we have 3x-7y and -7y+3x.

I hope this helps!
cudle

Answer:

A. 3x - 7y and -7y + 3x

Step-by-step explanation:

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