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The monthly cost in dollars of water is used as a linear function of the amount of water used in hundreds of cubic feet HCF. The cost for using 12 HCF of water is $38.90 and the cost for using 50 HCF is
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The monthly cost in dollars of water is used as a linear function of the amount of water used in hundreds of cubic feet HCF. The cost for using 12 HCF of water is $38.90 and the cost for using 50 HCF is $90.20. What is the cost for using 39HCF of water

User Richard Povinelli
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4 votes

Answer:

$70.35 for 39 HCF

Explanation:

User Florian Klein
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