What is the result of adding the system of equations?
2x + y = 4
3x - y = 6...
Mathematics, 05.01.2021 18:40 williamslyric
What is the result of adding the system of equations?
2x + y = 4
3x - y = 6
Answers: 1
Mathematics, 21.06.2019 16:30
The perimeter of a triangle is 69 cm. the first is 5 cm shorter than the second side. the third side is twice as long the first side. find the length of each side
Answers: 1
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How do the definitions, properties, and postulates you've learned about line segments, parallel lines, and angles to define the shapes of polygons
Answers: 1
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Anew test for ra is being developed. the test is administered to 750 patients with ra and 750 without ra. for the sake of the question, assume the prevalence of ra in this population is 50%. of the 750 patients with ra, 575 have a positive result. of the 750 patients without ra, 150 have a positive result. what is the positive predictive value of the new test? a575/(575+150) b. 600/(600+ 150) c. 575/(575+125) d. 600/(600+ 125)
Answers: 2
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