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Mathematics 8 Online
OpenStudy (anonymous):

Add the following: (5x^2 – 9x + 1) + (4x^2 – 9x – 6) A)9x^2 – 5 B)9x^2 – 18x + 7 C)9x^2 – 18x – 5 D)9x^4 – 18x^2 – 5

OpenStudy (aroub):

9x^2 – 18x – 5

OpenStudy (curry):

C

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