What is the answer plz quick

What is the 12th term of b(n)=-4-2(n-1)

Graph a point. start at your origin, move left 10 units, and then move up three units which ordered pair is the point you graphed

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