Middle option.
<span>(x + 1 ≤ 1) ∩ (x + 1 ≥ 1)
If you work both sides separately you get
</span>(x ≤ 0) ∩ (x ≥ 0)
<span>
which reduces nicely to
</span><span>{x | x = 0}</span>
For question between 13 -> 17 replace n with the number.
Example:
13.) n = 2; 2+(-1) = 1
Answer:

Step-by-step explanation:
6 weeks is 42 days.
6 days/42 days = 1/7
Answer:
x > - 4
Step-by-step explanation:
Given
6x - 5 > - 29 ( add 5 to both sides )
6x > - 24 ( divide both sides by 6 )
x > - 4