Question

III O LINES AND SYSTEMS Application problem with a linear function: Finding a coordinate... The monthly cost (in dollars) of water use is a linear function of the amount of water used in hundreds of cubic feet, HCF). The cost for using 13 HCF of water is $39.10, and the cost for using 42 HCF is $81.15. What is the cost for using 41 HCF of water? Monthly cost (in dollars) si х ? Water usage (in HCF) Explanation Check 2020 McGraw-Hill Education. All Rights Reserved. Terms of Use | Privacy To A g W

Answer 1

son :: monthly water usage (IN UCF) 134CF = $39.10 usong lost of 42HCF $81.15 let biled wst be x and y dollar per MCA cost of using 2134 = 39.10 alt 42y = 81.15 y = 42.05 29 294 342-05 -1.45 = 20:25 cost of 4LUCE xt414 20.25 + 41X1:45 $79.7

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