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CenterPoint Energy charges a service fee of $4.95 plus 0.16 per kilowatt hour (kWh) usage. which equation can be used to find y, the total cost of the electric bill, if x represents the kWh usage?

User LazarusX
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1 Answer

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22 votes

The total cost is fixed cost + variable cost.

Fixed cost = 4.95

Variable cost is 0.16 per kWh

If x kWh used, the cost is 0.16x

Thus, total cost:

Total Cost = Fixed + Variable = 4.95 + 0.16x

Answer:


y=4.95+0.16x

User Bob Snyder
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