The dimensions of a garden are shown. Write and expression to find the perimeter. (1/2x - 7) + x

9/10 divide by -3/15 as a mixed number

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

P= price tax is 4% added to the price. which expression shows the total price including tax?