Mathematics, 23.02.2021 17:40 deelashasharma
Using solar energy, the total cost to heat a house includes an installation fee of $7,000 with an average cost of $280 per year. Using
conventional fuel, the total cost to heat the same house includes an installation fee of $4,000 and an average cost of $580 per year
How many years until the total costs are the same for each?
A. 6
B.9
C10
D. 11
Answers: 2
Mathematics, 21.06.2019 15:50
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Mathematics, 21.06.2019 20:00
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Using solar energy, the total cost to heat a house includes an installation fee of $7,000 with an av...
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