Question 715044
 how to graph this:
f(x)=x-1, g(x) = 2x+5
Graph the 1s two equation as
y = x - 1, red
and
y = 2x + 5, green
:
(f-g)(x)
y = (x-1) - (2x+5)
y = x - 2x - 1 - 5
y = -x - 6; blue
:
{{{ graph( 300, 200, -6, 5, -10, 10, x-1, 2x+5, -x-6) }}}