1 gallons=42.68 miles what about 149.38 miles
149.38 x 1 divided by 42.68
=3.5 gallons
So first you would multiply 18 and 20% and with that answer you have to dive by 100 because that's the whole for a percent number, your answer should be $3.60
The answer is 2x-5 (I hope that's what you meant)
The answer is b becuase it is