8th Warm Up 1/6

JC Penny’s is having a sale for 25% all merchandise. If you

purchase $58.40 worth of items, how much will it cost after

the discount?

y = -3x + 2

What is the independent variable?

• 2

• -3

• y

• x

The price of an mp3 player went from $90 to $72. What was

the percent decrease in price?

If you borrow $5,500 to purchase a car, receive an interest

rate of 8.5% and agree to repay the loan over 5 years, how

much total money will you owe?