1. Which expressions below are equivalent to 2(2x + 1)? Select all that apply. A. 4x + 2

B. 2(1 + 2x) [

C. 2(2x) + 1

D. 2x + 1 + 2x + 1

E. x + x + x + x +1 +1​

Which is the correct first step in finding the area of the base of a cylinder with a volume of 26x cubic meters and a height of 6.5 meters? v=bh 6.5=b(26x) v=bh v=26pi+(6.5) v=bh v=26pi(6.5) v=bh 26pi=b(6.5)