Mathematics, 25.05.2020 03:58 rouchedavisin4
The cost of electricity in Los Angeles is 21.5 cents per kWh. A typical freezer uses 4.5 kWh per day when operated continuously, and a typical washing machine uses 9 kWh per month. What would be the approximate cost, in dollars, of operating a washing machine and a freezer for 1 year in Los Angeles?
$34.83
$376.36
$717.89
$1,059.41
Answers: 3
Mathematics, 21.06.2019 16:20, hann647
Arianna is buying plants for her garden. she buys 15 flowering plants for $96. pink flowering plants sell for $8, and purple flowering plants sell for $5. how many pink flowering plants did arianna buy? i figured out the answer! the answer is 7. 8x +5y = 96 plug in 7 for x 8 (7) + 5y = 96 56 + 5y = 96 subtract 56 from both sides 5y/y = 40/5 y = 8 she bought 7 pink and 8 purple plants
Answers: 1
The cost of electricity in Los Angeles is 21.5 cents per kWh. A typical freezer uses 4.5 kWh per day...
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