The original price of a DVD is represented by the variable x. If the DVD is discounted 45%, write a subtraction expression and a multiplication expression to represent its sale price. What is the multiplication expression?

Eric has challenged himself to walk 24,000 steps in 4 days. if eric walks the same number of steps each day, which function represents the number of steps eric still needs to walk to reach his goal with respect to the number of days since he started his challenge? a. y = 8,000x − 24,000 b. y = -8,000x + 24,000 c. y = 6,000x − 24,000 d. y = -6,000x + 24,000

When i'm with my factor 5, my prodect is 20 .when i'm with my addend 6' my sum is 10.what number am i

*segment an is an altitude of right ? abc with a right angle at a. if ab = 2root 5 in and nc = 1 in, find bn, an, ac.