I need help with the questions in the files

okay im sorry but i can only help with the first page so im going to use the first equation as an example. when it tells you what x equals in this case four you put it in place of the variable and put it all together and see if those two numbers egual the amount given. so here it written out:

x +11=15 x= 4

4+ 11 + 15.

in this case yes the given numbers equal the amount.

really hope this helped you!

Step-by-step explanation:

Second page answers
Yes. Yes.
No. No.
Yes. Yes.
Yes. Yes.

American modernism , much like the  modernism   movement in general, is a trend of philosophical thought arising from the widespread changes in culture and society in the age of  modernity . american modernism is an artistic and cultural movement in the united states beginning at the turn of the 20th century, with a core period between world war i and world war ii. like its european counterpart, american modernism stemmed from a rejection of  enlightenment   thinking, seeking to better represent reality in a new, more industrialized world