A 3-mi cab ride costs $7.30. A 8-mi cab ride costs $15.30. Find a linear equation that models a relationship between cost c and
distance d.
Select one:
a. c = 1.91d + 2.50
b. d = 1.60c + 8.00
c. c = 1.60d + 2.50
d. c = 2.43d + 8.00
1 answer:
Answer:
Option c) 
Step-by-step explanation:
Let
d -----> the distance in miles
c ----> the cost in dollars
we have the ordered pairs
(3,7.30) and (8,15.30)
step 1
Find the slope of the linear equation
The slope is equal to


step 2
Find the equation of the line in point slope form

we have


substitute



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