Answer :
You have [tex]-\frac{x}{2} \leq 1[/tex], isolating 'x' we have
[tex]-\frac{x}{2} \leq 1[/tex]
[tex]-x \leq 2[/tex]
Dividing both sides by -1 will flip the sign,
[tex]x \geq -2[/tex]
[tex]-\frac{x}{2} \leq 1[/tex]
[tex]-x \leq 2[/tex]
Dividing both sides by -1 will flip the sign,
[tex]x \geq -2[/tex]