Solve for x. Round to the nearest tenth. Immersive Reader (10 Point)

9.8

5.3

61.2

8.6

What is sin 7x/4 ? i need on this urgent trig

Scarlet bought three pairs of sunglasses and two shirts for $81 and paula bought one pair of sunglasses and five shirts for $105 what is the cost of one pair of sunglasses and one shirt?

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.