PLS HELP! WILL GIVE BRAINLIEST!

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

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.

Hi, can anyone show me how to do this problem? 100 points for this. in advance