Using the graph below, what is the best estimate of how much gas is used on a 250-mile car trip if the equation for the line of
the best fit is y=0.03x+0.25
2 answers:
Answer:
A. 7.8 gallons.
Step-by-step explanation:
We have been given the equation of line of best fit
. We are asked to find the estimated amount of gas used on a 250 mile trip.
We can see that x-axis represents number of miles and y-axis represents gallons of gas used.
To find amount of gas used on a 250 mile trip, we will substitute
in our given equation as:




Therefore, 7.8 gallons of gas will be used on a 250 milt trip and option A is the correct choice.
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Hope this helps you. :)