Solve the equation.
The solution of is .
The given equation is .
We have to solve the equation.
To solve the equation, we try to get x alone on a side:
So, the solution of the equation is .
Extended Problem Solving Your family used two full tanks of gasoline on a road trip. Your car drives about 25 miles per gallon, and the tank holds 12 gallons of gasoline.
a. Find the approximate number of gallons of gasoline used on the trip.
b. Find the approximate number of miles you drove on the trip.
c. Calculate Assume gasoline costs $4.50 per gallon. How much did you spend per mile on gasoline?
d. Apply You have $60 to spend on gasoline for another trip. The trip is 350 miles. You spend the same amount per mile on gasoline as on the first trip. Do you have enough money for gasoline? Explain.
94% of StudySmarter users get better grades.Sign up for free