The answer is 10.24695. Which is 10.2 for you!
Max' brother is M-6 years old.
According to the equation located here: https://www.1728.org/glwarmng.htm burning one gallon of gasoline produces 19.3 pounds of carbon dioxide.
So, if a car gets 37 miles per gallon and if it travels 400 miles, it will use 10.81 gallons of gasoline and will produce 19.3 * 10.81 = 208.63 pounds of carbon dioxide.
The y intercept is - 1
It is where the line touches or crosses the y axis
