U ← mylab.pearson.com/S Electricity rates. The table to the right shows the electricity rates charged by Better Than Lightning Utilities in the winter months. a. Write a piecewise definition of the monthly charge W(x) for a customer who uses x kWh in a winter month. b. Determine the graph of W(x) W(x)= + a. Write a piecewise definition of the monthly charge W(x). 7+0.0700x if 0≤x≤ 500 -383+0.85x if 500

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