Use the order of operations to find the value of the following expression. 3 +√81 ÷ 3 - (1 × 4) Multiple Choice: A:2 B:0 C:12 D:20

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

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?