What is the distance between (5,-1) and (5,-4)

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase

Solve this 364x-64x=300x and 12(x2–x–1)+13(x2–x–1)=25(x2–x–1)

Lana's family entered a 5-kilometer race lana's average step length is about 0.5 meter how many steps will she need to take the finish