Mathematics, 05.02.2020 06:53 eden43
Adriel is x years old and her younger sister is y years old. the sum of thei ages is 7. the difference of 3 times adriels age and her sisters age is 9. the related sum of the linear equation is x+y=7 3x-y=9. solve the linear equations. then find adriels age and her sisters age
Answers: 3
Mathematics, 21.06.2019 12:30
Mercury poisoning is dangerous overload of mercury within the body. a major source of mercury within the body, a major source of mercury poisoning is consuming fish that contain mercury. certain fish are more prone to having higher levels of mercury than others. the pie chart shows the distribution of four breeds of fish at a hatchery. the hatchery has approximately 6,000 fish. a biologist from the centers for disease control and prevention randomly test 5% of each breed of fish for mercury content. her findings are shown in the following table. based on the biologist's findings, if a single salmon is randomly selected from those that were tested, what is the probability that this particular fish would have a dangerous mercury level? a) 0.001 b) 0.004 c) 0.02 d) 0.08
Answers: 1
Mathematics, 21.06.2019 15:40
In what form is the following linear equation written y=9x+2
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Mathematics, 21.06.2019 19:30
:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?
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Mathematics, 21.06.2019 23:20
Which best describes a central bank's primary goals? limiting inflation and reducing unemployment reducing unemployment and maintaining cash flow controlling stagflation and reducing unemployment managing credit and ensuring the money supply's liquidity
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Adriel is x years old and her younger sister is y years old. the sum of thei ages is 7. the differen...
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