I need help with this it’s URGENT

What does the relationship between the mean and median reveal about the shape of the data

Solve the system of equations y= 3/2 - 1, -x+ y =-3

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.