30202710 30202710 26-01-2022 Mathematics contestada 9. Select all the equations that are equivalent to the equation. 3x - 4 = 5 A. 3x = 9 B. 3x - 4+4 = 5 + 4 C. x - 4 =2 D. x=9 E. -4 = 5 - 3x