Wave erosion causes a certain coastline to recede at a rate of 3 centimeters each year. This occurs uninterrupted for a period of 8 years. How far will the coastline recede in 8 years?

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

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

Which diagram shows lines that must be parallel lines cut by transversal?