pasuwolfyy
Answered

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PLEASE HELP THIS IS MY LAST QUESTIONNNN

- The electric company charges Dalton a monthly service fee of $30 plus $0.15 per kilowatt-hour of electricity used. This month, Dalton's bill is $105.

- How many kilowatt-hours of electricity did Dalton use?

Sagot :

sisimor07
5 he used 5 hours or however it is out but it’s “5”
SDCInfinity

Answer:

500 kilowatt-hours.

Step-by-step explanation:

Let k = number of kilowatt-hours.

[tex]0.15k+30=105\\0.15k=75\\k=500[/tex]

Therefore, Dalton used 500 kilowatt-hours of electricity.

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