I need help with this question x2 - 16y2

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

2/3(-6y+9x) expand each expression using the distributive property

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with