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Mathematics, 29.12.2019 14:31 birdwithpurpleboots

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?

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