The population of a town was 25,000 people. Then 3,200 people moved away. What was the percent of decrease? Group of answer choices

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.

Ireally need subtract and simplify.(-y^2 – 4y - 8) – (-4y^2 – 6y + 3)show your work, ! i will mark you brainliest but you have to show your work.

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4