A washer and dryer cost a total of $924. The cost of the washer is two times the cost of the dryer. Find the cost of each item.

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

How do you solve a question like this?

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?