What is the best first step in solving the equation
3x^2+8x=-5

What is the exact volume of the cylinder? 16in going into the middle of the top of the cylinder and 40in in height a) 25,600(pi)3 b)10,240(pi)3 c)1280(pi)3 d)640(pi)3

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?