Comparing Measurement with Tables and Equations - One atta Time

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Two companies are selling electricity by Kilo-watt hour. The cost of electricity for Company A is represented in the table below, while the cost for Company B is represented by an equation, with y representing the total cost in dollars for x kilowatt hours.

Company A

Total Kilowatt-Hours	Total Cost ($)
1117	111.70
1081	108.10

Company B
y = 0.09x

Find the total cost in dollars of buying 1,203 kilowatt hours of electricity from the cheapest company.

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