How did the growth of the railway system during the nineteenth century affect the U. S. economy?

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

Can i have all the nicknames of all 50 states of usa?

Statement best describes the main reason behind the establishment of government in the early river valley civilization‘s