11-05-2020
Mathematics

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need help asap

(6x4 + 9x3 + 5x - 6) + (2x4 + 3x3 - 2x - 5) = _________________

a. 8x3 + 6x2 - 3x - 11

b. 8x3 + 6x2 - 7x + 1

c. 8x4 + 12x3 + 3x - 11

d. 7x8 + 12x6 + 3x2 - 11

Respuesta :

11-05-2020

Answer:

c

Step-by-step explanation:

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