Question 20 The follow table shows total dollar sales in thousands for a local retailer for various years 2019 2020 2021 2022 2023 74 102 130 158 Year Sales 46 a What was the the sales for 2020 b By how much did sales increase by each year S c Find a linear function that models the above data Let x 1 correspond to 2019 and let S x be in thousands S I X thousand d Use S z to predict sales in 2025 S If needed round answer to 5 decimal places Enter DNE for Does Not Exist oo for Infinity thousand thousand