21
just break it down next time like this for example, 10+9 is 19 then add 2 = 21 subtract 3 which then becomes 18 instead of just adding 2 do this (2+1 =3) so 18 plus 3 is 21
Justinian and Philip Augustus
Answer:
United States
Explanation:
it benefits because it is economic boyant
Answer: Florida/Texas
Explanation:
The immediate effect of the Confederacy firing on Fort Sumter, South Carolina? An 1828 tariff raised prices on European goods, forcing southerners to buy items manufactured in the North. The reason the Nullification Crisis happened.