berenice32bo berenice32bo 15-04-2020 Mathematics contestada If A= 2x - 7x^2 + 3 and B= 4x^2 - 12x, what is A + B? A) 6x^2 - 7x - 9 B) 3x^2 - 10x + 3 C) -3x^2 - 10x + 3 D) -3x^2 + 10x + 3
