ArtemX772553 ArtemX772553 29-10-2022 Mathematics contestada which expression is equvialent to 2x^2 + (4x-6x^2) + 9 - (6x+3)? A -4x^2 - 2x + 12B -4x^2 - 2x + 6C -10x + 6D 18x + 12