Brianna is driving on a long road trip. She currently has 9 gallons of gas in her car.

Question

Brianna is driving on a long road trip. She currently has 9 gallons of gas in her car.
Each hour that she drives, her car uses up 2 gallons of gas. How much gas would be in
the tank after driving for 2 hours? How much gas would be left after t hours?

oobleck · Answer

after t hours, she has 9-2t gals left

Anonymous · Answer

9 gal - (2 gal/hr ) 2 hr = 9 gal - 4 gal = 5 gal 9 - 2 t

We have found you · Answer

1hr=2 gal 2hr=4gal 9gal-4gal=5gal your answer is 5gal