SOLUTION: The cost of electricity in a certain city is $0.08 for each of the first 300 kWh (kilowatt-hours) and $0.13 for each kWh over 300 kWh. Write an equation to find the number of kilow

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Question 646808: The cost of electricity in a certain city is $0.08 for each of the first 300 kWh (kilowatt-hours) and $0.13 for each kWh over 300 kWh. Write an equation to find the number of kilowatt-hours used by a family that receives a $43.50 electric bill. (Use x to represent the kilowatt-hours over the initial 300
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi, Previously Posted

1.

 .08*300 = $24

 $24 + .13x = 43.50

       .13x = 19.50

          x = 150kWh 

total kilowatt-hours  is 450kWh