loliema83 loliema83

28-02-2020
Mathematics

contestada

(-10x^2+9)+(8x^2-5x+7)
(−10x
2
+9)+(8x
2
−5x+7)

Respuesta :

virajsabhaya7573 virajsabhaya7573

28-02-2020

Answer:

-2x^2-5x+16

Step-by-step explanation:

-10x^2-8x^2-5x+9+7=-2x^2-5x+16

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