Answer:
a=16
Step-by-step explanation:
16/4+2 = 6
Thus the answer is 16
For the last 2 questions,
1. 9/10
2. 7/12
This is the answer -1/6, -3, 1/6, .5,
Answer:
Step-by-step explanation:
The horizontal asymtote is when there are no solutions for x, so it is when y = -10.
This is because when y = -10, 0.8^x must be 0, but this is impossible. You can test this by trying 4^x/5^x. It will get super small, but never 0.