Alana buys one shirt with a regular price of p dollars and 2 sweaters with a regular price of s dollars. shes uses a coupon so that she pays only half the regular price. write an expression that shows how much money alana spends in all. then exlpain the expression.

What is the 12th term of b(n)=-4-2(n-1)

Meghan has created a diagram of her city with her house, school, store, and gym identified. a. how far is it from the gym to the store? b. meghan also wants to walk to get some exercise, rather than going to the gym. she decides to walk along arc ab. how far will she walk? round to 3 decimal places.

What is the scale factor of two similar pyramids with volumes of 64 cubic feet and 8 cubic feet