Use algebra tiles to model the expression, and then combine like terms. check all that apply.

3 + 2 + x + x
combine the x tiles and the integer tiles.
combine all the tiles.
the equivalent expression is 5 + 2x.
the equivalent expression is 7x.
use substitution to verify the expressions are equivalent.

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer

Ineed on these fraction questions! could'ya me? 1. 3/8 ( ? ) 0.295 a. = b. > c. < 2. -0.770 ( ? ) -4/5 a. = b . < c. >

If there are 825 students at cherry hill high school and 4 out of every 5 students voted in the student council election, how many students voted?