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The linear function y = -0.1x+30 models the percentage of U.S. men, y, smoking cigarettes x years after 1980. Find the slope of the

The linear function y = -0.1x+30 models the percentage of U.S. men, y, smoking cigarettes x years after 1980. Find the slope of the given model. Then, describe what this means in terms of the rate of change of the dependent variable per unit change in the independent variable.

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