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Mathematics, 02.03.2021 06:10, CarlosCooke2
The linear combination method is applied to a system of equations as shown.
4(.25x + .5y = 3.75) → x + 2y = 15
One-fourth(4x – 8y = 12) → x – 2y = 3
2x = 18
What is the solution of the system of equations?
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Answers: 1
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Mathematics, 21.06.2019 14:00, jess4kids
Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)
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![image](/tpl/images/cats/mat.png)
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The linear combination method is applied to a system of equations as shown.
4(.25x + .5y = 3.75) →...
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