if the equation of our line is y=2x-3, and our ordered pair is (0,-3) please put the coordinates in the equation

In triangle abc segment de is parallel to the side ac . (the endpoints of segment de lie on the sides ab and bc respectively). find de, if ac=20cm, ab=17cm, and bd=11.9cm;

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 number line represents the solution set for the inequality -1/2 greater than or equal to 4