The pick up fee is $2.50.
After each mile, $1.95 is added.
That is, after the first mile, we have;

Isaac total charge = $27.46;
Generally, let the number of miles driven by the taxi be x, then we have;

Solving for the number of miles Isaac travelled, we have;

CORRECT OPTION:
Answer:
C
Step-by-step explanation:
both 4 and -4 are the same distance from 0
Answer:

Option A is correct.
Step-by-step explanation:
We need to find equivalent of 
First we solve 
We get 
Now checking all the options.
Option A: 
Solving 
Option B: 
Solving 
Option C: 
Solving 
Option D : 
Solving 
So, looking at the options, only Option A has the same result as given question
So, 
Option A is correct.
Answer:
45
Step-by-step explanation:
-3=t/-15
t=-3*-15
t=45