fmar4872 fmar4872 08-12-2020 Mathematics contestada Which Expressions are Equivalent? A. 3x - 7y and -7y + 3x B. 3x - 7y and 7y - 3x C. 3x - 7y and 3y - 7x D. 3x - 7y and -3y + 7y Please help me I will give Brainliest :)