Subtract.(0.5x4 - 0.6x2 + 0.5) - (2.8x4 + 4.4x - 1.4)

A. -2.3x4 - 0.6x2 - 4.4x + 1.9
B. -2.3x4 - 0.6x2 - 4.4x - 0.9
C. -2.3x4 - 0.6x2 + 4.4x + 1.9
D. -2.3x4 - 0.5x2 - 0.9

Answer: A

Mathematics

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