Solve. See Example 5.The amount of restaurant sales y (in

Chapter 3, Problem 3.4.84

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Solve. See Example 5.The amount of restaurant sales y (in billions of dollars) inthe United States can be estimated by the linear equationy = 13.34x + 5.36, where x is the number of years after1970. (Source: Based on data from the National RestaurantAssociation)a. Use this equation to approximate the amount of restaurantsales in 2005.b. Use this equation to approximate the year in which theamount of restaurant sales will exceed $700 billion.c. Use this equation to approximate the amount of restaurantsales in the current year. Do you go out to eat often?Do your friends?

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