How many solutions does 6(x + 2) = 5(x + 7) have

Find the solution of this system of equation -7x+y=-20 9x-3y=36

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of 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.