You order 3 CDs from the internet. Each CD costs the same amount. The shipping charge is $8. The total cost, including the shipping charge, is $44. Find the cost of one CD. Write and solve a two-step equation. *

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?

X+y=-4 x-y=2 use elimination with adding and subtraction

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?