Find cot theta if 180° < theta < 270° and cos theta = - sqrt 3/2

One month, a music site observed that 60% of the people who downloaded songs from its site downloaded q sam's latest single. the equation below represents this information, where x represents the total number of people who ddownloaded songs from the site that month: x = 0.6x + 384 how many people who downloaded songs from the site that month downloaded q sam's latest single?

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

Which of the following contains a variable?