Which expression is equivalent to −4.5+(−5.5)+(−3.1) ? 1. (4.5+5.5)+(−3.1) 2. −4.5+(5.5+3.1) 3. −(4.5+5.5+3.1) 4. −4.5−(5.5−3.1)

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

List the sides of δrst in in ascending order (shortest to longest) if: a ∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12°

Maria walks a round trip of 0.75 mile to school every day. how many miles will she walk in 4.5 days