Mathematics, 18.03.2021 01:00 amontes189
Set up a system of linear equations to represent the scenario. Solve the system by using Gaussian elimination or Gauss-Jordan elimination. Robert stayed in three different cities (Washington, D. C., Atlanta, Georgia, and Dallas, Texas) for a total of 21 nights. He spent three times as many nights in Dallas as he did in Washington. The total cost for 21 nights (excluding tax) was $3330 . Determine the number of nights that he spent in each city.
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Mathematics, 21.06.2019 21:30
Two airplanes start at the same place and travel in opposite directions,one at 395 miles per hour and the other at 422 miles per hour. how many hours will it take for the planes to be 2451 miles apart?
Answers: 1
Mathematics, 21.06.2019 23:00
Someone answer this asap for gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a. gabriella averages 7.5 u.s. dollars for every 100 euros. b. gabriella averages 100 u.s. dollars for every 25 euros. c. gabriella can exchange 75 u.s. dollars for 100 euros. d. gabriella can exchange 100 u.s. dollars for 75 euros.
Answers: 1
Mathematics, 22.06.2019 00:30
Nicole purchased a container of cashews that weighs 5 kilograms. zion purchased a container of cashews that weighs 4,900 grams. how many more grams of cashews did nicole purchase?
Answers: 1
Set up a system of linear equations to represent the scenario. Solve the system by using Gaussian el...
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