Renting roller blades costs a flate fee of $5 plus an additional $2.50 per hour. Write a linear equation that models this.

Graph the equation by plotting point x=2

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?

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