Ajacket that regularly costs $40 is on sale for $32.what is the percent decrease in the price of th e jacket

Without graphing the linear functions, find the coordinates of the point of intersection of their graphs: y=3x−11 and y=4

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

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)