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

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.