Hey!
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A open circle means that x is < or >.
A closed circle means that x is ≤ and ≥.
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Answer: A) x > -8 or x ≥ 5
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Explanation: Their are two dots on the number line. One being a closed dot and the other being an open dot. The open dot symbolizes that x needs to be greater than -8. The closed dot symbolizes that x needs to be less than or equal to 5.
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Hope This Helped! Good Luck!
this would be -18 hope it helped
Answer:
Option A is correct
and 
Step-by-step explanation:
Given the functions:


then;
combine them to create an arithmetic sequence i.e,

⇒
where n is the number of terms
To find the 31st term.
Substitute n =31 we have;

⇒
Therefore, we have an arithmetic sequence,
and 