Donna bought 3 pairs of pants for $28.50 each. she also bought a necklace for $12.25. she received a discount of 35% off her entire purchase. how much will donna have to pay at the register, including the 7% sales tax?

Donna will have to pay $67.985125 at the register, including the 7% sales tax.

Step-by-step explanation:

Donna bought 3 pairs of pants for $28.50 each.

So, the cost for 3 pair of pants dollars.

She also bought a necklace for $12.25

Thus, the cost for her entire purchase will be:   dollars.

She received a discount of 35% off her entire purchase. So, the amount of discount dollars.

Thus, the total selling price will be:   dollars.

Percentage of sales tax is 7%. So, the amount of sales tax dollars.

Thus, the total amount Donna have to pay at the register dollars.