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24-01-2020
Mathematics

contestada

(4x2 – 9x - 1) + (x2 – 5x – 3)

Respuesta :

Yang100 Yang100

24-01-2020

Answer:

5x^2-14x-4

Step-by-step explanation:

(4x^2-9x-1)+(x^2-5x-3)

4x^2+x^2-9x+(-5x)-1+(-3)

5x^2-9x-5x-1-3

5x^2-14x-4

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