PLEASE HELP ME GIVING 20 POINTS!! 16 > -8 + x

If angle 2=3x +1 and angle 3=2x +4what is angle 2

Which is greater, 7 p 5 or 7 c 5? 7p5 7c5

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)