I need help please help me.

The highest common factor of 132 and 220

Which of the following expressions is equal to 2x^2+8

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.