Two step. Inequalities. Khan. Academy
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Answer:
The answer is C.
Step-by-step explanation:
First set up the equation.
-11-2d≥1
+11 +11 <-- get d by itself first
-2d≥12
Now divide -2 by both sides, remember, when you divide it by a negative, you slip the sign, and you will end up with...
d≤-6
Hope it helps!