Add or subtract vertically.Subtract  3n5 - 19n3 - 15 from 9n5 -  9n3 + 11.

A. 42n8
B. 6n5 + 10n3 + 26
C. 6n5 - 6n3 - 4
D. 6n5 + 10n3 - 4


Answer: B

Mathematics

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A.
B.
C.
D.
E.

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