Answer:
They didn't want The VietCong (communists) to take over the south which was capitalist.
Explanation:
The US thought that if one country fell to communism, others around it would follow (Domino theory) so they didn't was Vietnam to become capitalist incase tis sparked a communist revolution throughtout Asia.
Palko involved restricting incorporation of the Bill of Rights on the state level. In contrast, Duncan resulted in an expansion of incorporation when the conviction was overturned due to the lack of a jury trial. Your welcome hope this helped.

Start by combining the like terms. 
Add
on both sides. 
The statement is false, so the equation has
.