maddi0802 maddi0802 04-02-2021 Mathematics contestada Choose ALL of the following that would simplify to 2x +1 1. 3 + x +X-1 2. 1/2(4x + 1) 3. 3x - 4x + 1 4. 1/3(6x + 3) 5. y + 2x - 5-y + 6