What are the answers for x, y, and z?

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?

Need showing work for this problem 56.25 ×25.80