Mike had $1,800 in his bank account. Thirty days later, his account balance was $570. Write an integer to represent the average change in his balance each day during this time.

State if the two triangles are congruent. if they are, state how you know?

Which number completes the system of linear inequalities represented by the graph? y> 2x – 2 and x + 4y 2 et 2 3 4

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.