To lazy just y’all know what to do ;)

The sum of two numbers is 12 and their difference is 18 what are the two numbers

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

Choose the linear inequality that describes the graph. the gray area represents the shaded region. a: y ≤ –4x – 2 b: y > –4x – 2 c: y ≥ –4x – 2 d: y < 4x – 2