Answer:

Step-by-step explanation:

Simplify to get 
Find what
equals to by taking away 8,
.
Divide by 2 to find x, 
Answer:
7 miles
Step-by-step explanation:
Four miles plus 3 miles = 7 miles
Answer:
b
Step-by-step explanation:
C. Prime
Pretty sure its C because none of the other options factor to x^2-8x-12
Answer:
NO
Step-by-step explanation:
The rule for Isosceles Triangle is that two of the sides (leg) must be congruent (have the same meaurement), while the base can be larger or smaller.
~