Zalen surveyed his classmates about the number of pets they had in their homes. He displayed the results in this dot plot. How many people did Zalen survey? Please help me

7x+8y=-18, 4x-9y=-3 solve the system of equations

What term makes it inconsistent y=2x - 4

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2