Alicia cashed her paycheck and used half her earnings to take her friends to dinner. she spent $42.15 on dinner and she brought home more then $20.00. write an inequality to represent the situation, using x to represent the amount of alicia's paycheck

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

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

Sketch one cycle if the cosine function y=2cos2theta