Perform the indicated operations.(8x3 + 2x2) - (7x2 - 5x -1) - (6x3 + x - 5)
A. 14x3 - 9x2 + 4x - 6
B. 2x3 - 3x2 - 4x + 6
C. 2x3 - 5x2 + 4x + 6
D. 2x3 + 5x2 + 6x - 6
Answer: C
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