Answer:
If only the fittest survive in certain enviorments other animals have to evolve to live in different places
Step-by-step explanation:
Answer:
$5
Step-by-step explanation:
10% = 10/100 = 1/10.
1/10 of 50 = 5
2n - 7 = 5n -10
-5n -5n
-3n - 7= -10
+7 +7
-3n = -3
-3/-3 -3/-3
n= 1
Answer:
![x^{2} -12x-45\\=(x-15)(x+3)](https://tex.z-dn.net/?f=x%5E%7B2%7D%20-12x-45%5C%5C%3D%28x-15%29%28x%2B3%29)
Step-by-step explanation: