Rewrite the quadratic equation in the form ax2 + bx + c = 0, then identify a, b, and c. x = -0.8x2 + 13.9

A. a = -0.8, b = 13.9, c = -1
B. a = -0.8, b = -1, c = -13.9
C. a = --0.8, b = -1, c = -13.9
D. a = -0.8, b = -1, c = 13.9


Answer: D

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