ItsMelxnie ItsMelxnie 03-05-2021 Mathematics contestada Which pair of expressions are equivalent? A. 7(2x) and 9x B. 3x+5x and 15x C. 4(2x-6) and 8x - 24 D. x + x + x+ x and x^4 help asap, i’ll mark as brainliest if correct!