What Number is X in this equation?

9 - 3 ÷ 1/3 + 1 = X

The american academy of pediatrics wants to conduct a survey of recently graduated family practitioners to assess why they did not choose pediatrics for their specialization. provide a definition of the population, suggest a sampling frame, and indicate the appropriate sampling unit.

Which of the following expressions cannot be simplified to x – 2?

Find the solution set for this equation: t^2+7t=0 separate the two values with a comma.