Micah has an electricity plan where he is charged a monthly fixed rate of $3.73 and a usage fee of $0.10 per kilowatt-hour. In the equation below, x represents the amount of electricity he used, and y represents the amount Micah was charged for electricity.

y = $0.10x + $3.73

If Micah was charged $103.73 for electricity last month, how much electricity did he use?

Question

24 November, 07:58

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Summer Weeks · Answer 1

1,000, I think.

103.73=.10x + 3.73

-3.73 - 3.73

100 =.10x

/.10 /.10

1,000 = x