In 1965, 42.4% of American adults described themselves as regular cigarette smokers.By 2010, only 19.9% of American adults described themselves as...

In 1965, 42.4% of American adults described themselves as regular cigarette smokers. By 2010, only 19.9% of American adults described themselves as regular cigarette smokers. Write linear equation that models this decline in smoking. Let x represent the number of years after 1965 and let y represent the percentage of American adults who described themselves as regular cigarette smokers.