Solve |x| + 7 < 4. {x | x < -11 or x > -3} {x | -3 < x < 3} ø

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

Find the area of a parallelogram with base 15 yards and height 21 2/3

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?