Please help fast<3 Select all the correct answers. Which expressions are equivalent to the glven expression?

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.