Mathematics, 21.07.2019 03:50 jkirby29
Asolar heating system cost $25,000 to install with a yearly operating cost of $300. an electric heating system cost $6,500 to install but incurs a yearly operating cost of $4,000. how many years will pass before the total cost of the solar heating system is less than the total cost of the electric heating system?
Answers: 1
Mathematics, 21.06.2019 12:50
Which is the most efficient first step to solve x in the equation 3.7x - 18 = -4.3x -34 a. add 3.7x to both sides of the equation. b. add 4.3x to both sides of the equation. c. subtract 18 from both sides of the equation. d. subtract 34 from both sides of the equation.
Answers: 3
Mathematics, 21.06.2019 20:00
The diagram shows corresponding lengths in two similar figures. find the area of the smaller figure. a. 14.4 yd2 b. 24 yd2 c. 26.4 yd2 d. 28
Answers: 1
Asolar heating system cost $25,000 to install with a yearly operating cost of $300. an electric heat...
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