X+y=3
workout the value of 2x-2y

Find the x-intercept and y-intercept of the line. 3x + 5y = −15

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

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.