27erloffredo 27erloffredo 04-05-2021 Mathematics contestada Which two expressions are equivalent? A. 7(3 + x) and 7∙ 3 + 3 ∙ x B. 7 + 3 + x and (7 + 3) + x C. 7 ∙ x ∙ 3 and 7(x + 3) D. 7 ÷ (3 – x) and 7 ÷ (x – 3)