Let $$f(x) = x+1\quad\hbox{and}\quad g(x) = 2x-1.$$
In the Figure above, match the colors of the graphs in this Figure with the functions given. Enter y for yellow, b for blue, r for red, and g for green, as appropriate.

$y=f(x)$
$y = g(x)$
$y = (f\circ g)(x))$
$y = (g \circ f)(x))$