A square wrestling mat has a perimeter of (12x - 32) feet. write an expression that represents the side length of the mat (in feet).

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.

What is (28 + 7 + 6 + 3) x 1/2 show your work

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression