Respuesta :

aikidoboy7

You must add x² + x + 6

girlladythat

The term that can be added is the difference between the two expressions you have:

x^2+4x-1-(3x-7)

x^2+4x-1-3x+7

x^2+x+6

Hope this helps. Good luck. MARK BRAINLIEST!

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