What is the solution to the inequality below? w+4≤ -1

How do i do this activity, is appreciated

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.

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?