Could someone please help me with this? This pre test assignment is due tomorrow, but I wasn’t present in class because I was sick. Please help me

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

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.