8.

9.
The sum of two sides must be greater than the third side.
It can't be 5 because

.
It can't be 7 because

.
It can't be 17 because

.
So it's 12.
10.
a. Turk, McAllister
b. Market, Mission, Howard
c. not sure about this one
Answer:14
Step-by-step explanation:
2:3
14:21
in 14 their is 2 7's
in 21 their is 4 7's
The answer is x=13
I hope this helps!
Ask me for the work!
Answer:
5
Step-by-step explanation:
3-(-2) will become positive 5. so number line will go towards positive 5.
Answer:
i need help too
Step-by-step explanation: