joelpimentel joelpimentel 04-06-2018 Mathematics contestada PLEASE ANSWER + BRAINLIEST!! Which expression is equivalent to (3x^2 - 7)? A. (2x^2 - 11) - (x^2 + 4) B. (5x^2 - 6) - (2x^2 - 1) C. (10x^2 - 4) - (7x^2 + 3) D. (15x^2 + 8) - (18x^2 + 1)