Answer:
a
Step-by-step explanation:
x≤-2
To solve the inequality, we have to add 1 on each side:
5x-1≤11
+1 +1
And then we get:
5x≤-10.
To find x, we have to divide each side by 5:
5x/5≤-10/5
After we do that, we get:
x≤-2.
The answer would be: D. (1,2) and (2,-1)
