Find the reduced quotient and any excluded values:

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

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.