never mind. forget i asked anything.

Measures of the angle of r, 31 s (x+4) t (3x+9)

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

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.