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Mathematics 8 Online
OpenStudy (anonymous):

please i really need help!!!!!!! Select the pair of equations whose graphs are perpendicular. A. 2x – 8y = 9 12x – 3y = 7 B. 2y = –3x + 5 2x + 3y = 4 C. y = 2x – 7 x + y = 3 D. 3x + 6y = 8 y = 2x – 8

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