Add or subtract as indicated.(5x7 - 6x6y + 7y2) - (8x7 - 18x6y - 17y2)

A. -3x7 + 2x6y - 10y2
B. -3x7 + 12x6y + 24y2
C. 33x14y3
D. -3x7 + 12x6y - 10y2


Answer: B

Mathematics

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