lanefane392 lanefane392 13-11-2020 Mathematics contestada Simplify: -3x2 + 5x -22 + 4x2 - 9x a. -7x² + 14x - 22 b. x2 - 4x - 22 c. -X2 + 14x - 22 d. 7x2 + 4x - 22