Joy is planning to purchase a sweater that costs $30 dollars at her local department store. The sweaters are on sale for 20% off. Which steps are needed to find the sale price of the sweater?

Solve for the linear system by using substitution x=6-4y 2x-3y=1

When a number is multiplied by eight, the result is 72. What is the number? 7 8 9 10

Find the central angle of a sector of a circle if the area of the circle and the area of the sector are in the proportion of 5:3 (with explanation)

What is: d (100,000) = 1/10x+500

How many ways can a stylist arrange 5 of 8 vases from left to right in a store display?

How do I simplify (tanx/1+secx) + (1+secx/tanx)

If f (x) = 3x^2-7, find f (4). Show all work

Explain how to write 28% as a rate per 100

Jack's father let jack use a rectangular section of the back yard that had dimensions of 10 feet by 12 feet for his garden. he wanted to put a fence around the outside of the garden. how long should the piece of fencing he needs to buy be?

The number of years a truck is owned, x, and the cost of annual repairs in dollars, f (x), can be modeled by a linear function. f (x) = - 110.2x+740.8 After how many years would the cost of repairs be $300? a. 3 b. 4 c. 5 d. 6