Answer:
1.9°C
Step-by-step explanation:
Let X be the temperature at noon and -2.5°C be the current temperature after the drop.
-We calculate temperature at noon as:

Hence, the temperature at noon was 1.9°C
Mrs. Benson has 184 math assignments left to grade.
<u>Step-by-step explanation:</u>
Here we have , Mrs. Benson has graded 46 math assignments but has 80% of the assignments left to grade.We need to find Mrs. Benson has how many math assignments left to grade. Let's find out:
Let total Number of math assignments be x , So According to question 46 math assignments are graded & 80% are left i.e.
⇒ 
⇒ 
⇒ 
⇒ 
⇒ 
⇒ 
Now , Assignments left to grade is :
⇒ 
⇒ 
Therefore , Mrs. Benson has 184 math assignments left to grade.
Answer:
x > -1
See picture.
Step-by-step explanation:

Hope this helps.
Formula to find the length of two endpoints: 
Now, solve with the given endpoints.

_______
Now, simplify using what we know about radicals.
Solution in picture.
_______
The length between the endpoints is 2√34 (Option B)
_______
Best Regards,
Wolfyy :)
Answer:
The answer is C. Because I guessed and need points to ask other ppl...