Answer:
Step-by-step explanation:
[tex]\dfrac{-1}{2}c-1\geq-3\qquad\text{add 1 to both sides}\\\\-\dfrac{1}{2}c\geq-2\qquad\text{change the signs}\\\\\dfrac{1}{2}c\leq2\qquad\text{multiply both sides by 2}\\\\c\leq4[/tex]
