Which graph represents the solution set of the system of inequalities? {y< 2/3x {y≥−x+2 how do i add pics? ?

At least two people have the same birthday in a school of 150 students

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

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²