What value of x is in the solution set of 8x – 6 > 12 + 2x?

Need on this one asap im almost done with this subject

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin

Which of the following is not a subset of {1,2,3}?