How does the interaction of people in groups affect the group of societies

Outside groups who are not part of society often brings with them that is not found there. When they interact with society impart some of their culture upon making contact such beliefs, customs among others. The influence becomes stronger when that group assimilates with that society.

a.

congress passed laws allowing for free passage between states.

for this case we have the following equation:

we apply distributive property to the terms within parentheses.

subtracting 2 on both sides of the equation: