Answer on paper only please, it's helps with understanding and makes things less complex

Solve each of the following equations. 7) -6x2 = -180 8) 2x3 - 9 = 423 9) 3(x + 5)' - 1 = 244 10) The volume of a beach ball can be approximated using the model V = 1x where r is the radius of the ball in inches. Estimate the radius of the ball if the volume is 382 cubic inches. Section 3.2: Apply Properties of Rational Exponents 1) (81/2 . 91/2)2 2 ) ( - 10 ) ? 3) 125-1/3 4) 11-1/2 . 115/2 5) V18x y . \\27x3y3 6) V16abc2 . V24abc7