Hi
Re: TY, Number tree works as well to Find Points of the Line (to Plot and connect)
Y ≤ 2X-1
x y = 2x-1
0 -1
1 1
2 3
I. First graph the Line: P(0,-1) and P( 2, 3) on this Line. Plot Points and connect with Line
II. Shade below (including the Line)
Solved by pluggable solver: Plot Any Inequality Graphing function :