Question: Use the linear model given by Equation 2 to estimate the average CO 2 level for 1987 and to predict the level for the year

Use the linear model given by Equation 2 to estimate the average CO₂ level for 1987 and to predict the level for the year 2010. According to this model, when will the CO₂ level exceed 400 parts per million?

Equation 2

C = 1.55192t - 2734.55

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