ASAP help me please thanks

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.

Aflower has 26 chromosomes. to create a new flower,how many would a sperm cell have what is called?

Hundred and tens tables to make 430 in five different ways