PLEASE HELP ME write the equation of the line perpendicular to y = -3/4x + 1 passing through (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.

Write the function for the graph. (1.8) (0,4)

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?