Between 1820 and 1860, describe the rise of the factory system in the united states

A man traveled a certain number of miles by automobile and then nine times as far by airplane. His total trip was 600 miles in length. How far did he travel by plane? 

x represents miles by automobileairplane.
9x represents miles by automobileairplane.

pan-africanism or pan-africanism is a political, philosophical, cultural and social movement that promotes african twinning, the defense of the rights of african people and the unity of africa under a single sovereign state, for all africans, both africa as of the african diasporas.

the main reason that the constitution did not proclaim all men to be free and equal is because of the issue of slavery.