Answer:

Step-by-step explanation:
To get the answer you would subtract 11% from 100%, getting the answer 89%.
The total cost that a customer should incur in its dealings with company A should be,
c = 50t + 100
For company B
c = 60t + 80
Equating these two charges
c = 50t + 100 = 60t + 80
Thus, the answer is the fourth choice.
Answer:
B
Step-by-step explanation:
When graphed the circle has a point in (-4,-3) and the center is (-8,-6)