Solve the equation 4=2m -5n for m. what are the values of m when n=-2, 0, and 2?

The three answers are:
m=-3
m=2
m=7

It is the doctrine that the us had the right and duty to expand throughout north america. it just means they believed they had the right to expand westward and they did! they stated with the 13 colonies and then they kept moving gaining different territories throughout the years

Nation of conflicting ethnic groups