A school had 350 students and now it has 420 what is the percent of change in the number of students

What is the missing constant term in the perfect square that starts with x^2 -20x

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Adam plans to choose a video game from the section of the store where everything is 75% off. he writes the expression d-0.75d to find the sale price of the game if the original price is d dollars. gena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars. use the drop down menus to explain each part of adams and rena's expression