A couple travels 420 miles to drop their daughter off at summer camp. The trip back has a short cut and is only 360 miles, and the gas mileage is 50% better due to a lighter load. How do you write an equation for the total gas used, and simplify?
Aug 2, 2018
Call the gas used on the way to camp '
Then the fuel used on the way back will be
We need to add this to the '
Total fuel used: