Jamie purchased a dvd that was on sale for 15% off. the sales tax in her county is 5%. let y represent the original price of the dvd. write an expression that can be used to determine the final cost of the dvd.
y − 0.15y
0.05(0.85y)
y − 0.85y + 0.05y
1.05(0.85y)

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be able to prepare using the sauce?

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?

Olive's solar powered scooter travels at a rate of 30 miles per hour. what equation can she use to calculate her distance with relation to the time she traveled? h=hours m=miles 1. h=m+30 2. m=30h 3. m=h+30 4. h=30m