Please help my teacher won’t leave me alone about this and I don’t understand I’ll give you brainlest and a lot of points

Dominic and stacy each have a stamp collection. dominic has six fewer stamps than three times the number of stamps stacy has. dominic and stacy decide to give all of their stamps to their younger sister, mary. if stacy had s stamps, which expression represents the number of stamps that mary received? a. (3s − 18)(3s − 6) b. 2s − 18 c. 4s − 6 d. 4s − 18

In 1866, a mob in which tennessee city attacked local african americans and burned down homes and schools?

These two countries developed a strong trading relationship during the time of the renaissance. name them?