Add the polynomials.(8x7 - 7x5 - 8) + (6x7 + 5x5 - 9)

A. -5x12
B. 14x7 - 2x5 - 17
C. -2x7 + 13x5 - 16
D. 14 - 2x7 - 17x5

Answer: B

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