What values of a, b, and c would you use in the quadratic formula for the following equation?

5x + 9x=4

A. a=-4, b = 9, c = 5

B. a = 5, 6 = 9, 0 = - 4

C. a = 5, b = - 4, 0 = 9

D. a = 5, b = 9, 0 = 4

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