snzzyninja snzzyninja 27-04-2019 Mathematics contestada Simplify the algebraic expression: x(x + 3) + x(2x – 4) + 6 A. 3x2 + 5 B. 2x4 – x2 + 6 C. 3x2 + x + 6 D. 3x2 – x + 6 Thanks !! Will mark for Brainlest if answered correctly.