Solve this , i'll be eternally greatful, lots of points! 9x- 7i > 3 (3x-7u) very simple, not to me though xd

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.