Which of the following can be useful when finding the value of a variable check all that apply

A. Drawing a diagram

B. Drawing a graph

C. Reading a table

D. Writing an equation

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.

Asystem of equations has 1 solution. if 4x-y=5 is one of the equations , which could be the other equation ?

3x = 729 solve for x plz . it's urgent. will mark