Combine like terms.-a2b - 6ab + 6ab3 + 6 - 6ab - 9a2b + 14ab3 - 12

A. 20ab3 - 10a2b - 12ab - 6
B. 20ab3 - 10a2b2 - 12ab3 - 18
C. -20ab3 - 8a2b - 11 - 8
D. 16a4b3 + 12ab5 - 6


Answer: A

Mathematics

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