The main idea is about different devices or platforms either knowingly or unknowingly forcing the identity that u are know by in everyday life on u all the time despite the fact that, the identity of a person might differ from place to place and mental state to mental state and some people see and feel this and feel limited by it.
In order to form a more perfect union: its we the people of the preamble it implies that the progress of the American experience is never complete
Establish justice: to establish fair laws and fair courts so all is treated equally
Insure domestic tranquillity: make more peace around are union and our country
Provide for the common defense: to make sure everyone in are nation is safe
Secure the blessing of liberty: to keep are liberty and blessings secure
Promote the general welfare: to ensure the people have the oppurtunity to be healthy, happy, and pastarerous
4/10 pencils are red. I'm not sure what you mean by write two equivalent fractions but 4/10 and 8/20 as the equivalent amount of red pencils/total amount of pencil