Answer:

Step-by-step explanation:
We must develop three equations in three unknowns.
I will use these three:



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.
24 because when you plug in 0 for both x and y:
0=12(0)+24
12*0=0, leaving you with 24.
A. 100/20
The distance in meters should be divided by the time in seconds to get the value of the distance in meters travelled in one second.
Number 1 is 3.14 cm and 2 is 6.28 cm