Answer:
b
Step-by-step explanation:
Answer:
Amount of gas = 3.2 gallons
Required coordinate pair is (3.2, 12)
Step-by-step explanation:
Let x be the number of gallon of gas.
Given:
Berto has ⇒ y = $12
Gas cost per gallon ⇒ $3.75
Solution:
Using below formula.
Number of gallon of gas = 
Now, we substitute total cost and gas cost per gallon.


Therefore, Berto can buy 3.2 gallon of gas and required coordinate pair is (3.2, 12).
Answer: £54
Step-by-step explanation: 4/3=72 1 1*72/4/3= 72*3/4=54
Answer:
15
Step-by-step explanation:
x=3 f(x)=45
45/3=f
f=15