A department store had a policy of giving all senior citizens 10% off of an item when they shop on Tuesday. Grandma Mary shops at the store on Tuesday and purchases a pillow on sale for
20% off.
Write at least one expression to represent the cost of the pillow. Make sure to define the
variable.

Acampus club held a bake sale as a fund raiser, selling coffee, muffins, and bacon and eggs sandwiches. the club members charged $1 for a cup of coffee, 3$ for a muffin , and $4 for a back. and egg sandwich. they sold a total of 55 items , easing $119. of the club members sold 5 more muffins than cups of coffee, how many bacon and egg sandwiches he’s did they sell