Find y. Simplify completely.

y = [?]

Enter the number that belongs in the green box

Is the orthocenter of a triangle on the inside ?

What is the slope of a line that is perpendicular to y = 3x + 1

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.