She
spent 16.49 dollars for 3 magazines and 4 sheet of stickers.
=> magazine costs = 3.99 each
=> tax costs = 1.02
=> coupon = 1.50 off her purchase.
Solve for the cost of each stickers.
=> 39 * 3 = 11.97
=> 16.49 – 11.97
=> 4.52 + 1.02 (tax amount)
=> 5.54 – 1.50 for the coupon
=> 4.04.
Let’s divide this by 4 sheets of stickers
=> 4.04 / 4
=> 1.01
The price of each sticker is 1.01