help me, please eeeeeeeeeeeeeeeeeeee

Answer:
[tex]2x - 1 \geqslant 0[/tex]
Step-by-step explanation:
X going to the positive direction from 0 or bigger than 0 to
[tex] \infty [/tex]
x = 0.5
2(0.5) - 1 = 0 = 0
x = 1
2(1) - 1 = 1 > 0
x = 2
2(2) -2 = 2 > 0
and so on...