Answer:
Cougar population was 790 at the beginning
830-790=40
Answer: 2/5%
Step-by-step explanation: First, convert 0.4 into 4/10. Then, divide the numerator and the denominator by 2. You should get 2/5, which can’t be simplified any more. Voila!
Answer:

Step-by-step explanation:
1. Add the equations. The y's cancel out.

2. Embed x in either equation and find y.
