Five less than six times a number is less than or equal to twenty five

(hurry! ) which expression is equivalent to the following complex fraction?

Solve the equation -9p - 17 =10 a -3 b. 16 c. 18 d -16

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective