quymeeshaconnner quymeeshaconnner 19-09-2020 Mathematics contestada What is the simplified form of (2b2 – 6) + (4b + 7) – (b2 + 5b – 3)? A. 3b2 + 9b – 2 B. 3b2 – b + 4 C. b2 – b + 4 D. b2 + 9b – 2