c9e7y3aacz c9e7y3aacz 30-10-2020 Mathematics contestada Which equation has exactly one solution? A. 4x – 4 + 2x = 6x - 4 B. 3x + 5 = 2x - 6 C. 2(4x + 5) = 8x + 10 D. 4x - 8 = 4(x - 4)