Perform the indicated operations.(9x6 - 9x5 - 2x4 + 2) + (4x6 - 7x5 + 9x4 - 3)
A. 13x12 - 16x10 + 7x8 - 1
B. -5x6 - 5x5 + 6x4 - 5
C. 13x6 - 16x5 + 7x4 - 1
D. 4x30 - 1
Answer: C
Mathematics
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