Which algebraic expression represents the phrase “seven more than half of a number”? 7 minus one-half x
Negative 7 + one-half x
One-half x + 7
Negative one-half x minus 7

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