I need the area can someone help me pls?

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

Pranav and molly are selling pies for a school fundraiser. customers can buy blueberry pies and pumpkin pies. pranav sold 6 blueberry pies and 4 pumpkin pies for a total of $106. molly sold 6 blueberry pies and 3 pumpkin pies for a total of $90. find the cost of each of one blueberry pie and one pumpkin pie

Simplify using the distributive property. 1/4 (4x + 8)