6v=24 then "v" equals what?

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.