Commonwealth Edison Company supplies electricity to residential customers for a monthly customer charge of $10.55 plus 9.44

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Commonwealth Edison Company supplies electricity to residential customers for a monthly customer charge of $10.55 plus 9.44 cents per kilowatt-hour for up to 600 kilowatt-hours.

(a) Write a linear equation that relates the monthly charge C, in dollars, to the number x of kilowatt-hours used in a month, 0 ‰¤ x ‰¤ 600.

(b) Graph this equation.

(d) What is the monthly charge for using 500 kilowatt-hours?

(e) Interpret the slope of the line.

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Precalculus

ISBN: 978-0321716835

9th edition

Authors: Michael Sullivan

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Question Posted: Dec 27, 2018 09:33 AM

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Commonwealth Edison Company supplies electricity to residential customers for a monthly customer charge of $10.55 plus 9.44

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a C 00944x 1055 0 x 600 b c For 200 kWh C 00944200 1...View the full answer

Precalculus

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