Add or subtract as indicated.(3 + 6x3 + 5x5 + 6x4) + (6x4 - 9x3 - 2 + 8x5)

A. 22x24 + 1
B. 13x5 + 12x4 - 3x3 + 1
C. 9x5 + 9x4 + 3x3 + 14
D. 13x10 + 12x8 - 3x6 + 1


Answer: B

Mathematics

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